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CVE-2020-18775

Published: Aug 23, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-125
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.9%
Top 45.5%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_b_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-125

Affected Products

n/an/a
libavlibav
LibraryLibrary
OSS Libraries / generic-library
libavoss-projectOSS Librariesaka libavcodec, libavformat

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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MITRE ATT&CK

1 technique
Collection
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References

https://bugzilla.libav.org/show_bug.cgi?id=1152
bugzilla.libav.org
https://cwe.mitre.org/data/definitions/126.html
cwe.mitre.org

Timeline

Published
Aug 23, 2021
Last Updated
Nov 21, 2024

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