#VU80336 Incorrect Regular Expression in prism - CVE-2021-23341

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Main Vulnerability Database Vulnerabilities #VU80336

#VU80336 Incorrect Regular Expression in prism - CVE-2021-23341

Published: September 4, 2023


Vulnerability identifier: #VU80336
Vulnerability risk: Medium
CVSSv4.0: 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-2021-23341
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
prism
Software vendor:
PrismJS

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 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