Vulnerability identifier: #VU80867

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-39742

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GIFLIB
Client/Desktop applications / Multimedia software

Vendor: GIFLIB Project

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in getarg.c. A remote attacker can pass a specially crafted input to the application, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GIFLIB: 5.2.0 - 5.2.1

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External links
http://gist.github.com/huanglei3/ec9090096aa92445cf0a8baa8e929084
http://sourceforge.net/p/giflib/bugs/166/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.