CVE Vulnerability

CVE-2021-45909

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.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1002668 Exploit Issue Tracking
https://lists.debian.org/debian-lts-announce/2022/03/msg00008.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gif2apng_project:gif2apng:1.9:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2021-12-28 01:15

Updated : 2022-04-06 02:22

NVD link : CVE-2021-45909

Mitre link : CVE-2021-45909

Products Affected
No products.
CWE
CWE-787