Schneider Electric OFS Stack Buffer Overflow
Published Feb 28, 2014
6.9
MEDIUMCVSS 2.0
EPSS 0.47%
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
-
- Version V3.35StatusaffectedConstraints-
- Version
-
- Version V3.35StatusaffectedConstraints-
- Version
-
- Version V3.35StatusaffectedConstraints-
- Version
-
- Version V3.35StatusaffectedConstraints-
- Version
-
- Version V3.35StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Schneider Electric | Tlxcdlfofs33 | unaffected |
| ||||||
| Schneider Electric | Tlxcdltofs33 | unaffected |
| ||||||
| Schneider Electric | Tlxcdluofs33 | unaffected |
| ||||||
| Schneider Electric | Tlxcdstofs33 | unaffected |
| ||||||
| Schneider Electric | Tlxcdsuofs33 | unaffected |
|
- 3.35
- 3.35
- 3.35
- 3.35
- 3.35
- 3.35
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor 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.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:N/C:C/I:C/A:C
1 other source (CVE.org) ▾
AV:L/AC:L/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.47% (0.00467) | 38.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.47% (0.00467) | 36.65th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.23% (0.00228) | 43.60th | v4 (v2025.03.14) |
| Dec 12, 2024 | 19.48% (0.19479) | 96.48th | v3 (v2023.03.01) |
| Sep 15, 2024 | 19.48% (0.19479) | 96.40th | v3 (v2023.03.01) |
| Jan 10, 2024 | 15.53% (0.15529) | 95.39th | v3 (v2023.03.01) |
| Nov 24, 2023 | 13.27% (0.13267) | 95.00th | v3 (v2023.03.01) |
| Oct 10, 2023 | 10.33% (0.10332) | 94.31th | v3 (v2023.03.01) |
| Aug 24, 2023 | 0.61% (0.00607) | 75.87th | v3 (v2023.03.01) |
| Jul 4, 2023 | 0.56% (0.00560) | 74.56th | v3 (v2023.03.01) |
| May 14, 2023 | 0.86% (0.00862) | 79.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00105) | 41.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (5)
- http://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01 Vendor Advisory
- http://ics-cert.us-cert.gov/advisories/ICSA-14-058-02 Third Party AdvisoryUS Government Resource
- http://www.securityfocus.com/bid/65871 vdb-entryx_refsource_BID
- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01 x_refsource_CONFIRM
- https://www.cisa.gov/news-events/ics-advisories/icsa-14-058-02
| Link | Providers | Tags |
|---|---|---|
| http://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01 | Vendor Advisory | |
| http://ics-cert.us-cert.gov/advisories/ICSA-14-058-02 | Third Party AdvisoryUS Government Resource | |
| http://www.securityfocus.com/bid/65871 | vdb-entryx_refsource_BID | |
| https://download.schneider-electric.com/files?p_Doc_Ref=SEVD%202014-031-01 | x_refsource_CONFIRM | |
| https://www.cisa.gov/news-events/ics-advisories/icsa-14-058-02 |
Change history (0)
No recorded changes yet.