CVE-2019-20421

CVSS V2 High 7.8 CVSS V3 High 7.5
Description
In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
Overview
  • CVE ID
  • CVE-2019-20421
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-01-27T05:15:10
  • Last Modified Date
  • 2021-09-14T12:46:23
Weakness Enumerations
CWE URL
CWE-835 http://cwe.mitre.org/data/definitions/835.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:exiv2:exiv2:0.27.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.8
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8 Patch Third Party Advisory
https://github.com/Exiv2/exiv2/issues/1011 Exploit Patch Third Party Advisory
https://usn.ubuntu.com/4270-1/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4958 Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-20421
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20421
History
Created Old Value New Value Data Type Notes
2022-05-10 16:05:39 Added to TrackCVE
2022-12-04 10:09:20 2020-01-27T05:15Z 2020-01-27T05:15:10 CVE Published Date updated
2022-12-04 10:09:20 2021-09-14T12:46:23 CVE Modified Date updated
2022-12-04 10:09:20 Analyzed Vulnerability Status updated