Executive Summary

Informations
Name CVE-2020-13904 First vendor Publication 2020-06-07
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:N/A:P)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

FFmpeg 2.8 and 4.2.3 has a use-after-free via a crafted EXTINF duration in an m3u8 file because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13904

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Os 3
Os 2

Sources (Detail)

https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq%4...
Source Url
DEBIAN https://www.debian.org/security/2020/dsa-4722
GENTOO https://security.gentoo.org/glsa/202007-58
MISC https://github.com/FFmpeg/FFmpeg/commit/6959358683c7533f586c07a766acc5fe9544d8b2
https://trac.ffmpeg.org/ticket/8673
MLIST https://lists.debian.org/debian-lts-announce/2020/07/msg00022.html
UBUNTU https://usn.ubuntu.com/4431-1/

Alert History

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Date Informations
2023-11-07 21:37:13
  • Multiple Updates
2022-10-07 09:27:41
  • Multiple Updates
2021-05-04 13:49:05
  • Multiple Updates
2021-04-22 02:59:06
  • Multiple Updates
2021-01-05 00:22:45
  • Multiple Updates
2020-07-29 05:22:47
  • Multiple Updates
2020-07-28 00:22:45
  • Multiple Updates
2020-07-27 17:22:43
  • Multiple Updates
2020-07-09 17:22:43
  • Multiple Updates
2020-06-11 21:23:11
  • Multiple Updates
2020-06-08 05:22:48
  • Multiple Updates
2020-06-08 00:22:47
  • First insertion