Information disclosure in Schneider Electric Modicon M340 CPU
Priority MEDIUM 40CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200.
Summary
A CWE-200: Information Exposure vulnerability exists that could cause the exposure of sensitive information stored on the memory of the controller when communicating over the Modbus TCP protocol. Affected Products: Modicon M340 CPU (part numbers BMXP34*) (Versions prior to V3.30), Modicon M580 CPU (part numbers BMEP* and BMEH*) (Versions prior to SV3.20), Modicon MC80 (BMKC80) (Versions prior to V1.6), Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) (All Versions), Modicon Momentum MDI (171CBU*) (Versions prior to V2.3), Legacy Modicon Quantum (All Versions)
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0063 50th percentileScored 2026-11-07
Fix Fixed Modicon M340 CPU (part numbers BMXP34*) (Schneider Electric): V3.30Modicon M580 CPU (part numbers BMEP* and BMEH*) (Schneider Electric): V3.20+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Schneider Electric | Modicon M340 CPU (part numbers BMXP34*) | All to before V3.30 | V3.30 | Patch available | CNA |
| Schneider Electric | Modicon M580 CPU (part numbers BMEP* and BMEH*) | All to before V3.20 | V3.20 | Patch available | CNA |
| Schneider Electric | Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) | All Versions | — | No fix listed | CNA |
| Schneider Electric | Modicon MC80 (BMKC80) | All to before V1.6 | V1.6 | Patch available | CNA |
| Schneider Electric | Modicon Momentum CPU (171CBU*) | All to before V2.3 | V2.3 | Patch available | CNA |
| Schneider Electric | Legacy Modicon Quantum | All Versions | — | No fix listed | CNA |
- Modicon M340 CPU (part numbers BMXP34*) VendorSchneider Electric Affected All to before V3.30 Fixed in V3.30 Patch available CNA
- Modicon M580 CPU (part numbers BMEP* and BMEH*) VendorSchneider Electric Affected All to before V3.20 Fixed in V3.20 Patch available CNA
- Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) VendorSchneider Electric Affected All Versions Fixed in — No fix listed CNA
- Modicon MC80 (BMKC80) VendorSchneider Electric Affected All to before V1.6 Fixed in V1.6 Patch available CNA
- Modicon Momentum CPU (171CBU*) VendorSchneider Electric Affected All to before V2.3 Fixed in V2.3 Patch available CNA
- Legacy Modicon Quantum VendorSchneider Electric Affected All Versions Fixed in — No fix listed CNA
CPE configurations NVD · 82
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp341000_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp341000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342000_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342010_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342010:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420102_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420102:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp341000_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp341000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342000_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342010_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342010:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420102_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420102:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
Show 72 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020h_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342030_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420302_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420302:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420302h_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420302h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m340_bmxp342030h_firmware:*:*:*:*:*:*:*:* | before 3.40 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040c_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040s_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040c_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040s_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040c_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040s_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep581020_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep581020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep581020h_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep581020h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep582020_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep582020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep582020h_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep582020h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep582040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep582040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep582040h_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep582040h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep582040s_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep582040s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep583020_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep583020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep583040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep583040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep584020_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep584020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep584040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep584040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep584040s_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep584040s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep585040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep585040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep585040c_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep585040c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep586040_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep586040:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_m580_bmep586040c_firmware:*:*:*:*:*:*:*:* | up to 3.20 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_m580_bmep586040c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_momentum_171cbu78090_firmware:*:*:*:*:*:*:*:* | before 2.4 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_momentum_171cbu78090:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_momentum_171cbu98090_firmware:*:*:*:*:*:*:*:* | before 2.4 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_momentum_171cbu98090:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_momentum_171cbu98091_firmware:*:*:*:*:*:*:*:* | before 2.4 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_momentum_171cbu98091:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8020301_firmware:*:*:*:*:*:*:*:* | before 1.70 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8020301:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8020310_firmware:*:*:*:*:*:*:*:* | before 1.70 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8020310:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8030311_firmware:*:*:*:*:*:*:*:* | before 1.70 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8030311:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342020h_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342020h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342030_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420302_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420302:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp3420302h_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp3420302h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m340_bmxp342030h_firmware:*:*:*:*:*:*:*:* Versions before 3.40 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m340_bmxp342030h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040c_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh582040s_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh582040s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040c_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh584040s_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh584040s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040c_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmeh586040s_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmeh586040s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep581020_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep581020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep581020h_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep581020h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep582020_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep582020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep582020h_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep582020h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep582040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep582040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep582040h_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep582040h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep582040s_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep582040s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep583020_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep583020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep583040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep583040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep584020_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep584020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep584040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep584040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep584040s_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep584040s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep585040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep585040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep585040c_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep585040c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep586040_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep586040:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_m580_bmep586040c_firmware:*:*:*:*:*:*:*:* Versions up to 3.20 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_m580_bmep586040c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_momentum_171cbu78090_firmware:*:*:*:*:*:*:*:* Versions before 2.4 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_momentum_171cbu78090:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_momentum_171cbu98090_firmware:*:*:*:*:*:*:*:* Versions before 2.4 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_momentum_171cbu98090:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_momentum_171cbu98091_firmware:*:*:*:*:*:*:*:* Versions before 2.4 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_momentum_171cbu98091:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8020301_firmware:*:*:*:*:*:*:*:* Versions before 1.70 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8020301:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8020310_firmware:*:*:*:*:*:*:*:* Versions before 1.70 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8020310:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:modicon_mc80_bmkc8030311_firmware:*:*:*:*:*:*:*:* Versions before 1.70 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:modicon_mc80_bmkc8030311:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
Remediation
- Fix · CNA Modicon M340 CPU (part numbers BMXP34*) (Schneider Electric) Fixed in V3.30
- Fix · CNA Modicon M580 CPU (part numbers BMEP* and BMEH*) (Schneider Electric) Fixed in V3.20
- Fix · CNA Modicon MC80 (BMKC80) (Schneider Electric) Fixed in V1.6
- Fix · CNA Modicon Momentum CPU (171CBU*) (Schneider Electric) Fixed in V2.3
Timeline
- 2026-10-02 Threatist record created from CVE-2021-22786
- 2026-10-03 Alias added: GHSA-c8j6-69w9-74h6
- 2026-10-28 EPSS moved to the 50th–90th percentile
More Schneider Electric Modicon M340 Bmxp341000 Firmware vulnerabilities
- TI-2018-05250 Hard-coded credentials in Schneider Electric Modicon Premium, Modicon Quantum, Modicon… CVSS 3.0CRITICAL 9.8
- TI-2021-05659 Authentication bypass by spoofing in EcoStruxure Control Expert , EcoStruxure Control… CVSS 3.1CRITICAL 9.1
- TI-2020-06063 Missing authentication in Web Server on Modicon M340, Legacy Offers Modicon Quantum and… CVSS 3.1CRITICAL 9.8
- TI-2020-06056 Improper authentication in Web Server on Modicon M340, Modicon Quantum and Modicon… CVSS 3.1CRITICAL 9.8
- TI-2022-22597 Authentication bypass by capture-replay in Schneider Electric EcoStruxure Control Expert CVSS 3.1CRITICAL 9.8
- TI-2018-05604 Improper input validation in Schneider Electric Modicon M340, Modicon Premium, Modicon… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2021-22786 · CVE Program
- CVE-2021-22786 · NVD
- FIRST EPSS
- GHSA-c8j6-69w9-74h6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences