CVE-2011-4879

HighCVSS 8.5/10Last modified Jun 16, 2026

Description

miniweb.exe in 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 does not properly handle URIs beginning with a 0xfa character, which allows remote attackers to read data from arbitrary memory locations or cause a denial of service (application crash) via a crafted POST request.

Metrics

CVSS 2.0 8.5/10AV:N/AC:L/Au:N/C:P/I:N/A:C

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: Feb 3, 2012
Last modified: Jun 16, 2026
NVD status: Modified

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