RHSA-2020:4082 — Security Advisory
Red Hat Security Advisory: squid security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · September 30, 2020
Updated · June 25, 2026
Topic
An update for squid is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
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squid: HTTP Request Smuggling could result in cache poisoning (CVE-2020-15810)
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squid: HTTP Request Splitting could result in cache poisoning (CVE-2020-15811)
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squid: Information Disclosure issue in FTP Gateway (CVE-2019-12528)
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squid: Improper input validation issues in HTTP Request processing (CVE-2020-8449)
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squid: Buffer overflow in reverse-proxy configurations (CVE-2020-8450)
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squid: Request smuggling and poisoning attack against the HTTP cache (CVE-2020-15049)
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squid: Improper input validation could result in a DoS (CVE-2020-24606)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.