How severe is CVE-2014-0789?

CVE-2014-0789 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-0789 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-0789?

CVE-2014-0789 primarily affects Schneider-electric Opc Factory Server Tlxcdlfofs. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-0789?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-0789 published?

CVE-2014-0789 was published on 2014-04-04 and last updated on 2026-06-17.

CVE-2014-0789

CVE-2014-0789 is a medium-severity vulnerability in Schneider-electric Opc Factory Server Tlxcdlfofs with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-122
Affected product: Schneider-electric Opc Factory Server Tlxcdlfofs
Published: 2014-04-04
Last modified: 2026-06-17

Description

Multiple buffer overflows in the OPC Automation 2.0 Server Object ActiveX control in Schneider Electric OPC Factory Server (OFS) TLXCDSUOFS33 3.5 and earlier, TLXCDSTOFS33 3.5 and earlier, TLXCDLUOFS33 3.5 and earlier, TLXCDLTOFS33 3.5 and earlier, and TLXCDLFOFS33 3.5 and earlier allow remote attackers to cause a denial of service via long arguments to unspecified functions.

Frequently asked questions

What is CVE-2014-0789?: Multiple buffer overflows in the OPC Automation 2.0 Server Object ActiveX control in Schneider Electric OPC Factory Server (OFS) TLXCDSUOFS33 3.5 and earlier, TLXCDSTOFS33 3.5 and earlier, TLXCDLUOFS33 3.5 and earlier, TLXCDLTOFS33 3.5 and earlier, and TLXCDLFOFS33 3.5 and earlier allow remote attackers to cause a denial of service via long arguments to unspecified functions.
How severe is CVE-2014-0789?: CVE-2014-0789 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-0789 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-0789?: CVE-2014-0789 primarily affects Schneider-electric Opc Factory Server Tlxcdlfofs. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-0789?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-0789 published?: CVE-2014-0789 was published on 2014-04-04 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:h:schneider-electric:opc_factory_server_tlxcdlfofs:*:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:opc_factory_server_tlxcdltofs:*:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:opc_factory_server_tlxcdluofs:*:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:opc_factory_server_tlxcdstofs:*:*:*:*:*:*:*:*
cpe:2.3:h:schneider-electric:opc_factory_server_tlxcdsuofs:*:*:*:*:*:*:*:*

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