PT-2023-24593 · Liferay · Liferay Dxp+1

Published 2023-05-24 · Updated 2024-01-31 · CVE-2023-33950

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Liferay Portal versions 7.4.3.48 through 7.4.3.76 Liferay DXP 7.4 update 48 through 76

Description The issue allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns in Pattern Redirects. This enables remote attackers to consume an excessive amount of server resources via crafted request URLs.

Recommendations For Liferay Portal versions 7.4.3.48 through 7.4.3.76, consider restricting the use of regular expressions in Pattern Redirects until a patch is available. For Liferay DXP 7.4 update 48 through 76, consider restricting the use of regular expressions in Pattern Redirects until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Weakness Enumeration

CWE-1333

Related Identifiers

BIT-LIFERAY-2023-33950

CVE-2023-33950

GHSA-CHRC-Q6V3-JFV8

Affected Products

Liferay Dxp

Liferay Portal

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2023-33950 · Security Note
• https://osv.dev/vulnerability/CVE-2023-33950 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-chrc-q6v3-jfv8 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-liferay-2023-33950 · Vendor Advisory
• https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950 · Vendor Advisory
• https://github.com/liferay/liferay-portal · Note
• https://t.me/cibsecurity/64705 · Telegram Post
• https://t.me/cvenotify/51514 · Telegram Post