Unrated severityNVD Advisory· Published Nov 22, 2011· Updated Apr 29, 2026
CVE-2011-4503
CVE-2011-4503
Description
The UPnP IGD implementation in Broadcom Linux on the Sitecom WL-111 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 products
2- cpe:2.3:o:broadcom:broadcom_linux:*:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- www.kb.cert.org/vuls/id/357851nvdUS Government Resource
- www.upnp-hacks.org/suspect.htmlnvd
News mentions
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