Gentoo Linux Security Advisory 202105-14 - Multiple vulnerabilities have been found in Squid, the worst of which could result in a Denial of Service condition. Versions less than 4.15 are affected.
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Red Hat Security Advisory 2021-2025-01 - Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Issues addressed include a HTTP request smuggling vulnerability.
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Red Hat Security Advisory 2021-1979-01 - Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Issues addressed include a HTTP request smuggling vulnerability.
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Red Hat Security Advisory 2021-1135-01 - Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Issues addressed include a HTTP request smuggling vulnerability.
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Ubuntu Security Notice 4895-1 - Alex Rousskov and Amit Klein discovered that Squid incorrectly handled certain Content-Length headers. A remote attacker could possibly use this issue to perform an HTTP request smuggling attack, resulting in cache poisoning. This issue only affected Ubuntu 20.04 LTS. Jianjun Chen discovered that Squid incorrectly validated certain input. A remote attacker could use this issue to perform HTTP Request Smuggling and possibly access services forbidden by the security controls. Various other issues were also addressed.
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Debian Linux Security Advisory 4873-1 - Jianjun Chen discovered that the Squid proxy caching server was susceptible to HTTP request smuggling.
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