CVE-2005-2317

CVE-2005-2317 describes a 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 specific configurations (MACLIST_TTL > 0 or MACLIST_DISPOSITION = ACCEPT) are enabled, remote attackers with an accepted MAC address can bypass other firewall rules, potentially leading to unauthorized network access. This vulnerability has a CVSS score of 7.5, indicating high severity, with a network attack vector and low attack complexity, allowing for potential compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.