Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause a denial of service (affecting availability to all clients) via an HTTP response. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent by the server.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade squidUpgrade libecapUpgrade libecap-devel | May 13, 2022 | May 28, 2021 |
| Alpine Linux | — | Upgrade squid | Aug 22, 2024 | May 28, 2021 |
| Amazon Linux Ami 2 | — | Upgrade squidUpgrade squid-sysvinitUpgrade squid-migration-scriptUpgrade squid-debuginfo | Feb 23, 2023 | May 28, 2021 |
| Amazon_linux | — | Upgrade squid | Feb 23, 2023 | May 28, 2021 |
| Centos_linux | — | Upgrade libecap-debugsourceUpgrade squid-debuginfoUpgrade libecap-debuginfoUpgrade libecapUpgrade squid-debugsourceUpgrade squidUpgrade libecap-devel | Nov 10, 2021 | May 28, 2021 |
| Debian | — | Upgrade squid | Jun 3, 2021 | May 28, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade squidUpgrade squid-migration-script | Sep 16, 2021 | May 28, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade squidUpgrade squid-migration-script | Oct 26, 2021 | May 28, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade squid | Sep 29, 2021 | May 28, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade squid | Aug 10, 2021 | May 28, 2021 |
| Oracle Solaris | — | Upgrade web/proxy/squid to version 4.15-11.4.39.0.1.107.0 on Solaris 11.4 | Nov 17, 2021 | May 28, 2021 |
| Oracle_linux | — | Upgrade squidUpgrade libecap-develUpgrade squid-migration-scriptUpgrade libecapUpgrade squid-sysvinit | Sep 25, 2021 | May 10, 2021 |
| Redhat_linux | — | Upgrade libecapUpgrade squidUpgrade libecap-debuginfoUpgrade libecap-debugsourceUpgrade squid-debuginfoUpgrade squid-debugsourceUpgrade libecap-develNo solution exists | Nov 10, 2021 | May 28, 2021 |
| Rocky_linux | — | Upgrade libecapUpgrade libecap-debuginfoUpgrade libecap-debugsourceUpgrade squid-debuginfoUpgrade libecap-develUpgrade squid-debugsourceUpgrade squid | Mar 12, 2024 | May 28, 2021 |
| Suse | — | Upgrade squid | Oct 26, 2022 | May 28, 2021 |
| Ubuntu | — | Upgrade squid | Jun 4, 2021 | May 28, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | May 28, 2021 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub