CVE-2023-33950 ReDoS vulnerability with Pattern Redirects

Description

Pattern Redirects in Liferay Portal and Liferay DXP allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.

Severity

6.5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

Affected Version(s)

  • Liferay DXP 7.4 update 48 through 76
  • Liferay Portal 7.4.3.48 - 7.4.3.76

Fixed Version(s)

Publication date: Wed, 24 May 2023 07:00:00 +0000