CVE-2013-5187

CVE-2013-5187 describes a flaw in the Screen Lock feature of Apple Mac OS X prior to version 10.9. The vulnerability allowed a physically proximate attacker to view sensitive information on a screen that should have been locked, due to a delay in the system responding to Lock Screen commands from the Keychain Status menu. This is a low-severity vulnerability with a CVSS score of 1.9, requiring physical access and moderate attack complexity to achieve a partial confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.