CVE-2011-1228

CVE-2011-1228 is a local privilege escalation vulnerability affecting multiple versions of Microsoft Windows, including XP, Vista, Windows 7, and Server 2003/2008. It stems from a NULL pointer dereference in the win32k.sys kernel-mode driver, allowing a local attacker to gain elevated privileges through a specially crafted application. With a CVSS score of 7.2, this vulnerability has a low attack complexity and requires local access, but can lead to complete 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.