CVE Catalog

CVE-2005-2317

High
Published: Translated: NVD NIST

Summary

Vulnerability in Shorewall versions 2.4.x before 2.4.1, 2.2.x before 2.2.5, and 2.0.x before 2.0.17, when MACLIST_TTL is greater than 0 or MACLIST_DISPOSITION is set to ACCEPT, allows remote attackers with an accepted MAC address to bypass other firewall rules or policies.

Risk Assessment

The organization is at risk that an attacker with an authorized MAC address can bypass other firewall rules, potentially gaining unauthorized access to protected resources.

Recommendation

Immediately update Shorewall to version 2.4.1, 2.2.5, or 2.0.17, depending on the branch used, to eliminate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

Shorewall 2.4.x before 2.4.1, 2.2.x before 2.2.5, and 2.0.x before 2.0.17, when MACLIST_TTL is greater than 0 or MACLIST_DISPOSITION is set to ACCEPT, allows remote attackers with an accepted MAC address to bypass other firewall rules or policies.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS