CVE-2021-45909

CVSS V2 Medium 6.8 CVSS V3 High 7.8
Description
An issue was discovered in gif2apng 1.9. There is a heap-based buffer overflow vulnerability in the DecodeLZW function. It allows an attacker to write a large amount of arbitrary data outside the boundaries of a buffer.
Overview
  • CVE ID
  • CVE-2021-45909
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-28T01:15:07
  • Last Modified Date
  • 2022-04-06T14:22:15
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:gif2apng_project:gif2apng:1.9:*:*:*:*:*:*:* 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:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1002668 Exploit Issue Tracking Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00008.html Mailing List Third Party Advisory
History
Created Old Value New Value Data Type Notes
2022-05-10 06:29:34 Added to TrackCVE
2022-12-06 05:16:17 2021-12-28T01:15Z 2021-12-28T01:15:07 CVE Published Date updated
2022-12-06 05:16:17 2022-04-06T14:22:15 CVE Modified Date updated
2022-12-06 05:16:17 Analyzed Vulnerability Status updated