#VU100255 OS Command Injection in FontForge - CVE-2024-25081

Vulnerability identifier: #VU100255

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-25081

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FontForge
Web applications / Modules and components for CMS

Vendor: fontforge.org

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when handling filenames. A remote attacker can trick the victim into opening a specially crafted file and execute arbitrary OS commands on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FontForge: 2.0.20140101 - 20230101

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External links
https://github.com/fontforge/fontforge/pull/5367
https://lists.debian.org/debian-lts-announce/2024/03/msg00007.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCH22HIO2C6M4BZWF5EYIWVFBXL5BQAH/
https://www.openwall.com/lists/oss-security/2024/03/08/2

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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.