Prior to Apache HTTP Server 2.4.55, a malicious backend can cause the response headers to be truncated early, resulting in some headers being incorporated into the response body. If the later headers have any security purpose, they will not be interpreted by the client.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade httpd-develUpgrade mod_luaUpgrade httpdUpgrade mod_sslUpgrade httpd-coreUpgrade httpd-toolsUpgrade httpd-manualUpgrade mod_http2Upgrade mod_ldapUpgrade mod_mdUpgrade mod_proxy_htmlUpgrade mod_sessionUpgrade httpd-filesystem | Feb 22, 2023 | Jan 17, 2023 |
| Alpine Linux | — | Upgrade apache2 | Aug 22, 2024 | Jan 17, 2023 |
| Amazon Linux Ami 2 | — | Upgrade mod_sslUpgrade httpd-filesystemUpgrade mod_ldapUpgrade mod_sessionUpgrade httpd-manualUpgrade httpd-debuginfoUpgrade httpd-toolsUpgrade httpd-develUpgrade mod_proxy_htmlUpgrade httpdUpgrade mod_md | Feb 23, 2023 | Jan 17, 2023 |
| Amazon_linux | — | Upgrade httpd24 | Mar 23, 2023 | Jan 17, 2023 |
| Amazon_linux_2023 | — | Upgrade httpd-tools-debuginfoUpgrade mod_proxy_html-debuginfoUpgrade mod_luaUpgrade mod_ssl-debuginfoUpgrade mod_ldapUpgrade httpd-toolsUpgrade httpd-filesystemUpgrade mod_session-debuginfoUpgrade mod_lua-debuginfoUpgrade httpd-core-debuginfoUpgrade mod_ldap-debuginfoUpgrade httpd-develUpgrade mod_sessionUpgrade httpd-manualUpgrade httpd-debuginfoUpgrade httpd-coreUpgrade mod_sslUpgrade mod_proxy_htmlUpgrade httpd-debugsourceUpgrade httpd | Feb 17, 2025 | Jan 17, 2023 |
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Nov 29, 2023 | Jan 17, 2023 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 17, 2023 |
| Centos_linux | — | Upgrade mod_ldap-debuginfoUpgrade mod_proxy_htmlUpgrade mod_http2-debuginfoUpgrade mod_session-debuginfoUpgrade mod_http2Upgrade httpd-debuginfoUpgrade mod_ssl-debuginfoUpgrade httpd-develUpgrade mod_mdUpgrade mod_md-debugsourceUpgrade httpd-filesystemUpgrade httpd-debugsourceUpgrade httpd-coreUpgrade mod_lua-debuginfoUpgrade httpdUpgrade httpd-core-debuginfoUpgrade mod_http2-debugsourceUpgrade mod_sslUpgrade mod_luaUpgrade httpd-toolsUpgrade mod_sessionUpgrade mod_md-debuginfoUpgrade mod_proxy_html-debuginfoUpgrade mod_ldapUpgrade httpd-tools-debuginfoUpgrade httpd-manual | Feb 22, 2023 | Jan 17, 2023 |
| Debian | — | Upgrade apache2 | Mar 6, 2023 | Jan 17, 2023 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 22, 2023 |
| Freebsd | — | Upgrade apache24 | Jan 19, 2023 | Jan 17, 2023 |
| Gentoo Linux | — | Upgrade www-servers/apache. | Sep 11, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp10 | — | Upgrade httpd-filesystemUpgrade httpd-toolsUpgrade mod_sslUpgrade httpd | Mar 20, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp11 | — | Upgrade httpd-filesystemUpgrade mod_sslUpgrade httpd-toolsUpgrade httpd | May 8, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp8 | — | Upgrade httpd-filesystemUpgrade mod_sessionUpgrade httpd-manualUpgrade mod_sslUpgrade httpd-develUpgrade httpdUpgrade httpd-tools | Apr 13, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp9 | — | Upgrade httpd-filesystemUpgrade mod_sslUpgrade httpd-toolsUpgrade httpd | May 10, 2023 | Jan 17, 2023 |
| Ibm Http_server | — | Apply IBM HTTP Server version 8.5.5.24 or laterApply IBM HTTP Server version 9.0.5.15 or laterApply IBM HTTP Server Interim Fix PH51982 | Nov 20, 2025 | Feb 27, 2023 |
| Oracle_linux | — | Upgrade httpd-filesystemUpgrade mod_luaUpgrade mod_http2Upgrade mod_proxy_htmlUpgrade mod_ldapUpgrade mod_sessionUpgrade httpdUpgrade httpd-develUpgrade mod_mdUpgrade httpd-toolsUpgrade mod_sslUpgrade httpd-manualUpgrade httpd-core | Feb 23, 2023 | Jan 17, 2023 |
| Redhat_linux | — | Upgrade mod_md-debugsourceUpgrade mod_proxy_htmlUpgrade httpd-filesystemUpgrade mod_ldapUpgrade mod_ssl-debuginfoUpgrade mod_http2Upgrade mod_sessionUpgrade httpd-debuginfoUpgrade mod_session-debuginfoUpgrade mod_proxy_html-debuginfoUpgrade mod_luaUpgrade mod_mdUpgrade mod_ldap-debuginfoUpgrade httpd-develUpgrade httpd-manualUpgrade httpdUpgrade mod_lua-debuginfoUpgrade mod_md-debuginfoUpgrade httpd-toolsNo solution existsUpgrade httpd-coreUpgrade httpd-core-debuginfoUpgrade mod_sslUpgrade mod_http2-debuginfoUpgrade httpd-tools-debuginfoUpgrade mod_http2-debugsourceUpgrade httpd-debugsource | Feb 22, 2023 | Jan 17, 2023 |
| Rocky_linux | — | Upgrade mod_ssl-debuginfoUpgrade mod_http2Upgrade httpd-toolsUpgrade mod_lua-debuginfoUpgrade httpd-tools-debuginfoUpgrade mod_luaUpgrade httpdUpgrade mod_http2-debugsourceUpgrade mod_ldapUpgrade httpd-debuginfoUpgrade mod_sessionUpgrade mod_http2-debuginfoUpgrade mod_md-debugsourceUpgrade httpd-core-debuginfoUpgrade mod_mdUpgrade httpd-develUpgrade httpd-coreUpgrade mod_proxy_html-debuginfoUpgrade mod_proxy_htmlUpgrade mod_session-debuginfoUpgrade mod_sslUpgrade mod_ldap-debuginfoUpgrade httpd-debugsourceUpgrade mod_md-debuginfo | Mar 12, 2024 | Jan 17, 2023 |
| Suse | — | Upgrade apache2-docUpgrade apache2-develUpgrade apache2-utilsUpgrade apache2-eventUpgrade apache2-example-pagesUpgrade apache2-preforkUpgrade apache2Upgrade apache2-worker | Jan 30, 2023 | Jan 17, 2023 |
| Ubuntu | — | Upgrade apache2Upgrade apache2 (Ubuntu Pro) | Mar 22, 2023 | Jan 17, 2023 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 17, 2023 |
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