Schneider Electric OFS Stack Buffer Overflow
Priority LOW 31CWE-121Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
Stack-based buffer overflow in the C++ sample client in Schneider Electric OPC Factory Server (OFS) TLXCDSUOFS33 - 3.35, TLXCDSTOFS33 - 3.35, TLXCDLUOFS33 - 3.35, TLXCDLTOFS33 - 3.35, and TLXCDLFOFS33 - 3.35 allows local users to gain privileges via vectors involving a malformed configuration file.
Why it matters now
EPSS 0.00467 40th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 | TLXCDSUOFS33 | V3.35 | — | No fix listed | CNA |
| Schneider Electric | TLXCDSTOFS33 | V3.35 | — | No fix listed | CNA |
| Schneider Electric | TLXCDLUOFS33 | V3.35 | — | No fix listed | CNA |
| Schneider Electric | TLXCDLTOFS33 | V3.35 | — | No fix listed | CNA |
| Schneider Electric | TLXCDLFOFS33 | V3.35 | — | No fix listed | CNA |
- TLXCDSUOFS33 VendorSchneider Electric Affected V3.35 Fixed in — No fix listed CNA
- TLXCDSTOFS33 VendorSchneider Electric Affected V3.35 Fixed in — No fix listed CNA
- TLXCDLUOFS33 VendorSchneider Electric Affected V3.35 Fixed in — No fix listed CNA
- TLXCDLTOFS33 VendorSchneider Electric Affected V3.35 Fixed in — No fix listed CNA
- TLXCDLFOFS33 VendorSchneider Electric Affected V3.35 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdlfofs33:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
| cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdltofs33:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
| cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdluofs33:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
| cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdstofs33:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
| cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdsuofs33:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
| cpe:2.3:a:schneider-electric:opc_factory_server:3.35:*:*:*:*:*:*:* | 3.35 | Vulnerable | Schneider Electric |
- cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdlfofs33:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
- cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdltofs33:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
- cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdluofs33:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
- cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdstofs33:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
- cpe:2.3:a:schneider-electric:ofs_test_client_tlxcdsuofs33:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
- cpe:2.3:a:schneider-electric:opc_factory_server:3.35:*:*:*:*:*:*:* Versions 3.35 Vulnerable ·Schneider Electric
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2014-0774
- 2026-10-03 Alias added: GHSA-23h3-v846-4gxf
References
Sources
- CVE-2014-0774 · CVE Program
- CVE-2014-0774 · NVD
- FIRST EPSS
- GHSA-23h3-v846-4gxf · 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