PT-2019-12572 · Facebook · Hhvm

Published 2019-12-04 · Updated 2021-09-14 · CVE-2019-11936

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions HHVM versions prior to 3.30.12 HHVM versions 4.0.0 through 4.8.5 HHVM versions 4.9.0 through 4.23.1 HHVM versions 4.24.0 through 4.28.1

Description The issue arises from various APC functions accepting keys with null bytes as input, resulting in premature truncation of input.

Recommendations For versions prior to 3.30.12, update to version 3.30.12 or later. For versions 4.0.0 through 4.8.5, update to a version outside of this range. For versions 4.9.0 through 4.23.1, update to a version outside of this range. For versions 4.24.0 through 4.28.1, update to a version later than 4.28.1.

Fix

Weakness Enumeration

CWE-626

Related Identifiers

CVE-2019-11936

Affected Products

Hhvm

References · 8

• https://github.com/facebook/hhvm/commit/f57df6d8cf33cb14c40f52287da29360e7003373 · Patch
• https://facebook.com/security/advisories/cve-2019-11936 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-11936 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-11936 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-11936 · Security Note
• https://osv.dev/vulnerability/CVE-2019-11936 · Vendor Advisory
• https://hhvm.com/blog/2019/10/28/security-update.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-11936 · Vendor Advisory