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HIGH

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

Published Feb 3, 2012

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.

Affected products

Remediation

No remediation recorded yet.

Metrics

Weaknesses (1)

CWE-287

Improper Authentication

References (2)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner certcc
Published Feb 3, 2012
Updated Sep 16, 2024
Reserved Nov 22, 2011
Link CVE-2011-4508
CISA Vulnrichment
Updated n/a
NVD
Status Modified
Modified Jun 16, 2026
Link CVE-2011-4508
Red Hat
Severity n/a
Public date n/a
Links CVE-2011-4508