CVE-2023-43907

2023-10-0609:54:29

redhat.com

access.redhat.com

optipng

gif

buffer overflow

gifread.c

vulnerability

malicious actors

crash

exploitation

red hat product security

mitigation.

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.6%

JSON

A vulnerability has been identified in OptiPNG related to its handling of GIF file processing. The issue arises from a global buffer overflow occurring in the ‘buffer’ variable within the gifread.c component. This vulnerability can potentially be exploited by malicious actors to crash the OptiPNG program by manipulating specially crafted GIF files during processing.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.