CVE-2024-23638

CVSS 3.1 Score 6.5 of 10 (medium)

Details

Published Jan 24, 2024
Updated: Feb 8, 2024
CWE ID 672
CWE ID 825

Summary

CVE-2024-23638 is a vulnerability affecting Squid, a caching proxy for the Web. Versions prior to 6.6 are vulnerable to a Denial of Service (DoS) attack against Cache Manager error responses. This bug allows a trusted client to perform DoS when generating error pages for Client Manager reports. Squid versions older than 5.0.5 are assumed to be vulnerable. All Squid-5.x up to and including 5.9, as well as all Squid-6.x up to and including 6.5 are also affected. The vulnerability is fixed in Squid version 6.6, and patches can be found in the patch archives for stable releases. As a workaround, organizations can prevent access to Cache Manager by denying manager access through Squid's main access control using "http_access deny manager." The vulnerability has a base severity rating of MEDIUM with an exploitability score of 2.8 and an impact score of 3.6 according to CVSS v3.1 metrics, indicating the potential danger it poses if successfully exploited over the network is high in terms of availability impact while having no impact on integrity or confidentiality.

Source: security-advisories@github.com

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