Regular expression denial of service in pillarjs path-to-regexp



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-45296
CWE-ID CWE-1333
Exploitation vector Network
Public exploit N/A
Vulnerable software
 path-to-regexp
Web applications / JS libraries

Vendor pillarjs

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Inefficient regular expression complexity

EUVDB-ID: #VU98132

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-45296

CWE-ID: CWE-1333 - Inefficient Regular Expression Complexity

Exploit availability: No

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

path-to-regexp: 0.0.2 - 7.2.0

CPE2.3 External links

https://github.com/pillarjs/path-to-regexp/security/advisories/GHSA-9wv6-86v2-598j
https://github.com/pillarjs/path-to-regexp/commit/29b96b4a1de52824e1ca0f49a701183cc4ed476f
https://github.com/pillarjs/path-to-regexp/commit/60f2121e9b66b7b622cc01080df0aabda9eedee6


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.



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