Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-21041

Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service

Published

2021-05-24T18:15:07.800

Last Modified

2024-11-21T05:12:23.010

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ffmpeg	ffmpeg	4.1	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	debian	debian_linux	10.0	Yes

References

https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html Mailing List, Third Party Advisory ([email protected])
https://trac.ffmpeg.org/ticket/7989 Exploit, Patch, Vendor Advisory ([email protected])
https://www.debian.org/security/2021/dsa-4990 Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://trac.ffmpeg.org/ticket/7989 Exploit, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4990 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)