CVE-2018-7557

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
The decode_init function in libavcodec/utvideodec.c in FFmpeg 2.8 through 3.4.2 allows remote attackers to cause a denial of service (Out of array read) via an AVI file with crafted dimensions within chroma subsampling data.
Overview
  • CVE ID
  • CVE-2018-7557
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2018-02-28T07:29:00
  • Last Modified Date
  • 2022-10-07T02:10:31
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:* 1 OR 2.8 3.4.2
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/7414d0bda7763f9bd69c26c068e482ab297c1c96 Patch Vendor Advisory
https://www.debian.org/security/2018/dsa-4249 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202003-65
https://github.com/FFmpeg/FFmpeg/commit/e724bd1dd9efea3abb8586d6644ec07694afceae
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-7557
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7557
History
Created Old Value New Value Data Type Notes
2022-05-10 07:28:44 Added to TrackCVE
2022-12-03 02:51:23 2018-02-28T07:29Z 2018-02-28T07:29:00 CVE Published Date updated
2022-12-03 02:51:23 2022-10-07T02:10:31 CVE Modified Date updated
2022-12-03 02:51:23 Analyzed Vulnerability Status updated