CVE Vulnerability

CVE-2020-18778

In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_p_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.libav.org/show_bug.cgi?id=1155 Broken Link Exploit
https://cwe.mitre.org/data/definitions/126.html Technical Description
Configurations

Configuration 1

cpe:2.3:a:libav:libav:12.3:*:*:*:*:*:*:*
Information

Published : 2021-08-23 10:15

Updated : 2022-09-20 09:11

NVD link : CVE-2020-18778

Mitre link : CVE-2020-18778

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read