CVE-2012-2291

CVE-2012-2291 describes a local privilege escalation vulnerability affecting EMC Avamar Client versions 4.x, 5.x, and 6.x on HP-UX and Mac OS X, as well as the Avamar plugin for Oracle. The vulnerability stems from world-writable permissions on cache directories, enabling local users to gain elevated privileges through a symlink attack. With a CVSS score of 7.2 (High), this vulnerability has a low attack complexity and allows for complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.