Denial of Service in HTTP Collapsed Forwarding in Squid
Description
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Affected versions of squid are subject to a a Use-After-Free bug which can lead to a Denial of Service attack via collapsed forwarding. All versions of Squid from 3.5 up to and including 5.9 configured with "collapsed_forwarding on" are vulnerable. Configurations with "collapsed_forwarding off" or without a "collapsed_forwarding" directive are not vulnerable. This bug is fixed by Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should remove all collapsed_forwarding lines from their squid.conf.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: >= 3.5, < 6.0.1
Patches
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/squid-cache/squid/security/advisories/GHSA-rj5h-46j6-q2g5mitrex_refsource_CONFIRM
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/mitre
- security.netapp.com/advisory/ntap-20240119-0006/mitre
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