CVE Vulnerability

CVE-2020-1916

An incorrect size calculation in ldap_escape may lead to an integer overflow when overly long input is passed in, resulting in an out-of-bounds write. This issue affects HHVM prior to 4.56.2, all versions between 4.57.0 and 4.78.0, 4.79.0, 4.80.0, 4.81.0, 4.82.0, 4.83.0.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/facebook/hhvm/commit/abe0b29e4d3a610f9bc920b8be4ad8403364c2d4 Patch Third Party Advisory
https://hhvm.com/blog/2020/11/12/security-update.html Release Notes Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:4.79.0:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:4.83.0:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:4.82.0:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:4.81.0:*:*:*:*:*:*:*
cpe:2.3:a:facebook:hhvm:4.80.0:*:*:*:*:*:*:*
Information

Published : 2021-03-10 04:15

Updated : 2021-03-17 07:01

NVD link : CVE-2020-1916

Mitre link : CVE-2020-1916

Products Affected
No products.
CWE
CWE-787