PT-2014-3843 · Schneider Electric · Schneider Electric Opc Factory Server

Published 2014-04-04 · Updated 2025-09-25 · CVE-2014-0789

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions Schneider Electric OPC Factory Server (OFS) versions 3.5 and earlier

Description The issue is related to multiple buffer overflows in the OPC Automation 2.0 Server Object ActiveX control. This can be exploited by remote attackers to cause a denial of service via long arguments to unspecified functions.

Recommendations For versions 3.5 and earlier, update to a version later than 3.5 to resolve the issue.

Fix

DoS

Heap Based Buffer Overflow

Buffer Overflow

Weakness Enumeration

CWE-122

CWE-119

Related Identifiers

CVE-2014-0789

Affected Products

Schneider Electric Opc Factory Server

References · 6

• http://schneider-electric.com/corporate/en/support/cybersecurity/viewer-news.page?c_filepath=/templatedata/Content/News/data/en/local/cybersecurity/general_information/2014/03/20140325_vulnerability_disclosure_opc_factory_server.xml · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2014-0789 · Security Note
• https://t.me/cveNotify/136437 · Telegram Post
• http://www2.schneider-electric.com/sites/corporate/en/support/cybersecurity/cybersecurity.page · Note
• http://ics-cert.us-cert.gov/advisories/ICSA-14-093-01 · Note
• https://cisa.gov/news-events/ics-advisories/icsa-14-093-01 · Note