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Giflib CVE-2023-39742

MEDIUM
Classic Buffer Overflow (CWE-120)
2023-08-25 cve@mitre.org
5.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Aug 25, 2023 - 14:15 nvd
MEDIUM 5.5

DescriptionNVD

giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c.

AnalysisAI

giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c. Affected products include: Giflib Project Giflib.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

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CVE-2023-39742 vulnerability details – vuln.today

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