What’s Vulnerable › Vulnerabilities

CVE-2014-0774: Schneider Electric OFS Stack Buffer Overflow

• Severity: medium (CVSS 6.9 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-02-28 · updated 2026-06-17
• Weakness: CWE-121

Description

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.

Affected products

• Schneider-Electric Ofs Test Client Tlxcdlfofs33: 3.35
• Schneider-Electric Ofs Test Client Tlxcdltofs33: 3.35
• Schneider-Electric Ofs Test Client Tlxcdluofs33: 3.35
• Schneider-Electric Ofs Test Client Tlxcdstofs33: 3.35
• Schneider-Electric Ofs Test Client Tlxcdsuofs33: 3.35
• Schneider Electric OPC Factory Server (OFS): 3.35

References

• http://www.securityfocus.com/bid/65871
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01
• https://www.cisa.gov/news-events/ics-advisories/icsa-14-058-02
• http://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01
• http://ics-cert.us-cert.gov/advisories/ICSA-14-058-02
• http://www.securityfocus.com/bid/65871

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