VULNERABILITY INTELLIGENCE

CVE-2006-2559

CVSS score7.5 HIGH
EPSS probability1.70%
CISA KEVNot currently listed
Published2006-05-24
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

Linksys WRT54G Wireless-G Broadband Router allows remote attackers to bypass access restrictions and conduct unauthorized operations via a UPnP request with a modified InternalClient parameter, which is not validated, as demonstrated by using AddPortMapping to forward arbitrary traffic.

Primary references