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.
Advisories
Source ID Title
EUVD EUVD EUVD-2014-0805 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.
Fixes

Solution

Schneider Electric has a product upgrade as well as a workaround solution that mitigates this vulnerability.  Schneider Electric Security Notification SEVD 2014-031-01,”Vulnerability Disclosure – OPC Factory Server V3.35,” http://www.downloads.schneider-electric.com/?p_Conf=&p_localesFilter=&p_docTypeFilter=155589... http://www.downloads.schneider-electric.com/     The security announcements affecting the OPC Factory Server are available here: http://www2.schneider-electric.com/sites/corporate/en/support/cybersecurity/cybersecurity.page Schneider Electric recommends customers to upgrade to OFS v3.4 or later (Version v3.5 is currently available). Customers that cannot upgrade are directed to remove the demonstration client from affected computers, provided it is not required for operations.


Workaround

No workaround given by the vendor.

History

Wed, 24 Sep 2025 21:30:00 +0000

Type Values Removed Values Added
Title Schneider Electric OFS Stack Buffer Overflow
Weaknesses CWE-121
References
Metrics cvssV2_0

{'score': 6.9, 'vector': 'AV:L/AC:M/Au:N/C:C/I:C/A:C'}

cvssV2_0

{'score': 6.8, 'vector': 'AV:L/AC:L/Au:S/C:C/I:C/A:C'}


cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2025-09-24T21:10:10.144Z

Reserved: 2014-01-02T00:00:00

Link: CVE-2014-0774

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-02-28T06:18:54.277

Modified: 2025-09-24T22:15:34.533

Link: CVE-2014-0774

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.