Facebook HipHop Virtual Machine (HHVM) before 3.1.0 does not drop supplemental group memberships within hphp/util/capability.cpp and hphp/util/light-process.cpp, which allows remote attackers to bypass intended access restrictions by leveraging group permissions for a file or directory.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Hiphop_virtual_machine | * | 3.0.1 (including) |