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CVE-2011-4499

nvd nist
Published: Nov 22, 2011Modified: Apr 29, 2026

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7.5
Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Exploitability: 10.0 / Impact: 6.4
Source: NVD

Description

The UPnP IGD implementation in the Broadcom UPnP stack on the Cisco Linksys WRT54G with firmware before 4.30.5, WRT54GS v1 through v3 with firmware before 4.71.1, and WRT54GS v4 with firmware before 1.06.1 allows remote attackers to establish arbitrary port mappings by sending a UPnP AddPortMapping action in a SOAP request to the WAN interface, related to an "external forwarding" vulnerability.

Affected (12)

2 products
Linksys Wrt54g Router Firmware
Linksys Wrt54gs Router Firmware
2 products
Wrt54g
Wrt54gs
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Cisco
Up to 4.20.8
Version 3.03.9
Version 4.20.7
Linksys
All versions
Version 2.2
Configuration B
5 vulnerable
Vulnerable SoftwareAffected Versions
Cisco
Up to 4.70.6
Version 2.09.1
Linksys
Version 1.0
Version 2.0
Version 3.0
Configuration C
2 vulnerable
Vulnerable SoftwareAffected Versions
Up to 1.06
Version 4.0

Related CWEs

References (4)

Source: cve@mitre.org
US Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.