CVE-2013-3959

Published: Jun 14, 2013Modified: Apr 29, 2026

4.0

Vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability: 8.0 / Impact: 2.9

Source: NVD

Description

The Web Navigator in Siemens WinCC before 7.2 Update 1, as used in SIMATIC PCS7 8.0 SP1 and earlier and other products, exhibits different behavior for NetBIOS user names depending on whether the user account exists, which allows remote authenticated users to enumerate account names via crafted URL parameters.

Affected (9)

Products: Siemens: Simatic Pcs7, Wincc

Siemens

2 products

Simatic Pcs7

Wincc

Configuration A

9 vulnerable

Vulnerable Software	Affected Versions
Siemens Simatic Pcs7	Up to 8.0
Siemens Simatic Pcs7	Version 8.0
Siemens Wincc	Up to 7.2
Siemens Wincc	Version 7.0
Siemens Wincc	Version 7.0 sp1
Siemens Wincc	Version 7.0 sp2
Siemens Wincc	Version 7.0 sp3
Siemens Wincc	Version 7.1
Siemens Wincc	Version 7.1 sp1

Related CWEs

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (2)

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345843.pdf

Source: cve@mitre.org

Vendor Advisory

http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-345843.pdf

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.