An internal product security audit discovered a UEFI SMM (System Management Mode) callout vulnerability in some ThinkSystem servers that could allow a local attacker with elevated privileges to execute arbitrary code.

An authenticated XCC user can change permissions for any user through a crafted API command.

An authenticated XCC user with elevated privileges can perform blind SQL injection in limited cases through a crafted API command.  This affects ThinkSystem v2 and v3 servers with XCC; ThinkSystem v1 servers are not affected.

An authenticated XCC user with Read-Only permission can change a different user’s password through a crafted API command.   This affects ThinkSystem v2 and v3 servers with XCC; ThinkSystem v1 servers are not affected.