Out-of-bounds write in Schneider Electric OPC UA Modicon Communication Module
Priority LOW 34CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
A CWE-787: Out-of-bounds Write vulnerability exists that could cause a denial of service of the webserver due to improper parsing of the HTTP Headers. Affected Products: X80 advanced RTU Communication Module (BMENOR2200H) (V1.0), OPC UA Modicon Communication Module (BMENUA0100) (V1.10 and prior)
Why it matters now
EPSS 0.00784 56th percentileScored 2026-11-07
Fix Fixed OPC UA Modicon Communication Module (Schneider Electric): V1.10
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Schneider Electric | OPC UA Modicon Communication Module | BMENUA0100 to before V1.10 | V1.10 | Patch available | CNA |
| Schneider Electric | X80 advanced RTU Communication Module | BMENOR2200H V1.0 | — | No fix listed | CNA |
- OPC UA Modicon Communication Module VendorSchneider Electric Affected BMENUA0100 to before V1.10 Fixed in V1.10 Patch available CNA
- X80 advanced RTU Communication Module VendorSchneider Electric Affected BMENOR2200H V1.0 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:schneider-electric:opc_ua_module_for_m580_firmware:*:*:*:*:*:*:*:* | up to 1.10 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:opc_ua_module_for_m580:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
| cpe:2.3:o:schneider-electric:x80_advanced_rtu_module_firmware:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Schneider Electric |
| cpe:2.3:h:schneider-electric:x80_advanced_rtu_module:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Schneider Electric |
- cpe:2.3:o:schneider-electric:opc_ua_module_for_m580_firmware:*:*:*:*:*:*:*:* Versions up to 1.10 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:opc_ua_module_for_m580:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
- cpe:2.3:o:schneider-electric:x80_advanced_rtu_module_firmware:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Schneider Electric
- cpe:2.3:h:schneider-electric:x80_advanced_rtu_module:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Schneider Electric
Remediation
- Fix · CNA OPC UA Modicon Communication Module (Schneider Electric) Fixed in V1.10
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Schneider Electric OPC UA Modicon Communication Module V1.10
7 records Highest priority Priority LOW 7 LOW
Other records, highest priority first
- TI-2022-15569 NULL pointer dereference in Schneider Electric OPC UA Modicon Communication ModulePriority LOW 35
- TI-2022-15572 Memory corruption in Schneider Electric OPC UA Modicon Communication ModulePriority LOW 34
- TI-2022-15570 Path traversal in Schneider Electric OPC UA Modicon Communication ModulePriority LOW 34
Timeline
- 2026-10-02 Threatist record created from CVE-2022-34759
- 2026-10-03 Alias added: GHSA-3wmv-phhj-q327
More Schneider Electric Opc Ua Module For M580 Firmware vulnerabilities
- TI-2022-15569 NULL pointer dereference in Schneider Electric OPC UA Modicon Communication Module CVSS 3.1HIGH 7.5
- TI-2022-15572 Memory corruption in Schneider Electric OPC UA Modicon Communication Module CVSS 3.1HIGH 7.5
- TI-2022-15570 Path traversal in Schneider Electric OPC UA Modicon Communication Module CVSS 3.1HIGH 7.5
- TI-2022-15568 Infinite loop in Schneider Electric OPC UA Modicon Communication Module CVSS 3.1HIGH 7.5
- TI-2022-15571 Insufficient verification of data authenticity in Schneider Electric OPC UA Modicon… CVSS 3.1HIGH 7.5
- TI-2022-15573 Exposure of resource to wrong sphere in Schneider Electric OPC UA Modicon Communication… CVSS 3.1MEDIUM 5.5
Sources
- CVE-2022-34759 · CVE Program
- CVE-2022-34759 · NVD
- FIRST EPSS
- GHSA-3wmv-phhj-q327 · GitHub Advisory Database · CC BY 4.0
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