CVE-2011-4508 - CVE House
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Status published Critical CVE-2011-4508

The HMI web server in Siemens WinCC flexible 2004, 2005,...

Vulnerability Description

The HMI web server in Siemens WinCC flexible 2004, 2005, 2007, and 2008 before SP3; WinCC V11 (aka TIA portal) before SP2 Update 1; the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime generates predictable authentication tokens for cookies, which makes it easier for remote attackers to bypass authentication via a crafted cookie.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

wincc flexible, wincc, simatic hmi panels, wincc runtime advanced, wincc flexible runtime
Vulnerable Versions:
2004, 2005, 2007, 2008, 0, v11, comfort_panels, mobile_panels, mp, op, tp

Timeline

Official Publish: February 3rd, 2012
Last Modified: September 16th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.