PT-2012-4126 · Siemens · Wincc

Andrey Medov + 7 · Published 2012-06-08 · Updated 2012-06-12 · CVE-2012-2598

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Siemens WinCC versions 7.0 SP3 through Update 2

Description The issue is related to a buffer overflow in the DiagAgent web server, which can be exploited by remote attackers to cause a denial of service, resulting in an agent outage. This can be achieved by sending crafted input to the vulnerable server.

Recommendations For versions 7.0 SP3 through Update 2, update to a version later than Update 2 to resolve the issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2012-2598

Affected Products

Wincc

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2012-2598 · Security Note
• http://siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-223158.pdf · Vendor Advisory
• http://us-cert.gov/control_systems/pdf/ICSA-12-158-01.pdf · Note