Vulnerability Report

CVE-2014-2209

Title: Facebook Hiphop Virtual Machine

Other

Proof Of Concept

No public PoC currently indexed for CVE-2014-2209.

CWE Category CWE-264

Published Date Dec 28, 2014

Modified Date May 06, 2026

Exploit Status Not Found

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

0.30%

Vulnerability Summary

CVE-2014-2209: 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.

Impacted Vendors

facebook 1

Reference Links

https://github.com/facebook/hhvm/commit/851fff90a9b7461df2393af32239ba217bc25946 https://github.com/facebook/hhvm/commit/851fff90a9b7461df2393af32239ba217bc25946

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2014-2209 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

April 12, 2025 MODIFIED

Vulnerability data or affected products updated.

December 28, 2014 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected Stack

No specific products linked.