PT-2020-7927 · Facebook · Hhvm

Published 2020-02-19 · Updated 2020-03-05 · CVE-2016-1000005

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 3.9.5 HHVM versions 3.10.0 through 3.12.3 HHVM versions 3.13.0 through 3.14.1

Description: The issue arises from the mcrypt get block size function not enforcing the module parameter to be a string, leading to type confusion when other data types are passed.

Recommendations: For versions prior to 3.9.5, update to version 3.9.5 or later. For versions 3.10.0 through 3.12.3, update to a version outside of this range. For versions 3.13.0 through 3.14.1, update to a version outside of this range.

Fix

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2016-1000005

Affected Products

Hhvm

References · 7

• https://github.com/facebook/hhvm/commit/39e7e177473350b3a5c34e8824af3b98e25efa89 · Patch
• https://osv.dev/vulnerability/CVE-2016-1000005 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2016-1000005 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2016-1000005 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2016-1000005 · Security Note
• https://ubuntu.com/security/CVE-2016-1000005 · Vendor Advisory
• https://facebook.com/security/advisories/cve-2016-1000005 · Note