CVE-2011-4508

Currently unrated

Key Information:

Vendor
Siemens
Status
Wincc Flexible
Vendor
CVE Published:
3 February 2012

Summary

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.

References

http://www.siemens.com/corporate-technology/pool/de/forsc...
x_refsource_CONFIRM
http://www.us-cert.gov/control_systems/pdf/ICSA-12-030-01...
x_refsource_MISC

Timeline

  • Vulnerability Reserved

  • Vulnerability published

.