CVE-2011-4508 | Date: (C)2012-02-03 (M)2023-12-22 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 9.3 |
Exploit Score: 8.6 |
Impact Score: 10.0 |
|
CVSS V2 Metrics: |
Access Vector: NETWORK |
Access Complexity: MEDIUM |
Authentication: NONE |
Confidentiality: COMPLETE |
Integrity: COMPLETE |
Availability: COMPLETE |
| |