CVE-2006-2559

HighCVSS 7.5/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 7.5/10AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected software

No affected versions have been published.

Timeline

Published
May 24, 2006
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2006-2559: High severity, CVSS 7.5 | Vulnix