#VU100922 Inefficient regular expression complexity in find-my-way - CVE-2024-45813

Vulnerability identifier: #VU100922

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-45813

CWE-ID: CWE-1333

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
find-my-way
Other software / Other software solutions

Vendor: delvedor

Description

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

The vulnerability exists due to insufficient input validation when processing untrusted input with a regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

find-my-way: 8.0.0 - 9.0.0

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External links
https://github.com/delvedor/find-my-way/security/advisories/GHSA-rrr8-f88r-h8q6
https://github.com/delvedor/find-my-way/commit/5e9e0eb5d8d438e06a185d5e536a896572dd0440
https://blakeembrey.com/posts/2024-09-web-redos

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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.