VULNERABILITY INTELLIGENCE
CVE-2014-2209
CVSS score5 MEDIUM
EPSS probability2.07%
CISA KEVNot currently listed
Published2014-12-28
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:P/A:N
Description
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.