A write protection lock bit was left unset after boot on an older generation of Lenovo and IBM System x servers, potentially allowing an attacker with administrator access to modify the subset of flash memory containing Intel Server Platform Services (SPS) and the system Flash Descriptors.
Integrated Management Module II (IMM2) on IBM Flex System, NeXtScale, System x3xxx, and System x iDataPlex systems might allow remote authenticated users to obtain sensitive account information via vectors related to generated Service Advisor data (FFDC). IBM X-Force ID: 91149.