#VU55315 Incorrect Regular Expression in path-parse - CVE-2021-23343

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Main Vulnerability Database Vulnerabilities #VU55315

#VU55315 Incorrect Regular Expression in path-parse - CVE-2021-23343

Published: July 26, 2021 / Updated: August 10, 2021


Vulnerability identifier: #VU55315
Vulnerability risk: Medium
CVSSv4.0: 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:Green
CVE-ID: CVE-2021-23343
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
path-parse
Software vendor:
Javier Blanco Gutiérrez

Description

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

The vulnerability exists due to insufficient input validation in splitDeviceRe, splitTailRe, and splitPathRe regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

External links