VULNERABILITY INTELLIGENCE

CVE-2011-4500

CVSS score7.5 HIGH
EPSS probability1.31%
CISA KEVNot currently listed
Published2011-11-22
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

The UPnP IGD implementation on the Cisco Linksys WRT54GX with firmware 2.00.05, when UPnP is enabled, configures the SOAP server to listen on the WAN port, which allows remote attackers to administer the firewall via SOAP requests.

Primary references