In Apache HTTP Server 2.4 releases 2.4.37 and 2.4.38, a bug in mod_ssl when using per-location client certificate verification with TLSv1.3 allowed a client to bypass configured access control restrictions.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade apache2 | Apr 8, 2019 | Apr 8, 2019 |
| Amazon Linux Ami 2 | — | Upgrade mod_sslUpgrade mod_proxy_htmlUpgrade mod_sessionUpgrade mod_ldapUpgrade httpd-debuginfoUpgrade httpd-filesystemUpgrade mod_mdUpgrade httpd-manualUpgrade httpd-toolsUpgrade httpdUpgrade httpd-devel | Apr 27, 2020 | Apr 8, 2019 |
| Amazon_linux | — | Upgrade httpd24 | Aug 7, 2019 | Apr 1, 2019 |
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Apr 8, 2019 | Apr 8, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Apr 8, 2019 |
| Centos_linux | — | Upgrade mod_ssl-debuginfoUpgrade mod_proxy_htmlUpgrade mod_ldapUpgrade mod_ldap-debuginfoUpgrade httpd-manualUpgrade httpd-debugsourceUpgrade mod_proxy_html-debuginfoUpgrade mod_http2-debugsourceUpgrade httpd-toolsUpgrade mod_http2Upgrade httpd-filesystemUpgrade mod_md-debuginfoUpgrade mod_session-debuginfoUpgrade httpdUpgrade mod_sslUpgrade httpd-debuginfoUpgrade mod_http2-debuginfoUpgrade httpd-develUpgrade mod_sessionUpgrade httpd-tools-debuginfoUpgrade mod_md | Aug 28, 2019 | Apr 8, 2019 |
| Debian | — | Upgrade apache2 | Mar 6, 2023 | Apr 8, 2019 |
| Freebsd | — | Upgrade apache24 | Apr 2, 2019 | Apr 2, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade httpd-toolsUpgrade httpd-develUpgrade httpdUpgrade mod_sessionUpgrade mod_sslUpgrade httpd-manualUpgrade httpd-filesystem | Aug 28, 2019 | Apr 8, 2019 |
| Ibm Http_server | — | Apply IBM HTTP Server version 9.0.5.0 or later | Nov 5, 2019 | Apr 8, 2019 |
| Oracle Solaris | — | Upgrade web/server/apache-24/module/apache-ldap to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24/module/apache-gss to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24/module/apache-dbd to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24 to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24/module/apache-gss to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-lua to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ssl-fips-140 to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24/module/apache-ssl to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ssl-fips-140 to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ldap to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-lua to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24/module/apache-ssl to version 2.4.39-11.4.9.0.1.1.0 on Solaris 11.4Upgrade web/server/apache-24 to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-dbd to version 2.4.39-0.175.3.36.0.11.0 on Solaris 11.3 | May 30, 2019 | Apr 8, 2019 |
| Oracle_linux | — | Upgrade httpd-toolsUpgrade httpd-develUpgrade mod_proxy_htmlUpgrade mod_sslUpgrade httpdUpgrade mod_mdUpgrade mod_http2Upgrade mod_ldapUpgrade mod_sessionUpgrade httpd-filesystemUpgrade httpd-manual | Jul 22, 2024 | Apr 1, 2019 |
| Redhat_linux | — | Upgrade httpd-develUpgrade mod_http2-debuginfoUpgrade httpdUpgrade httpd-toolsUpgrade mod_mdUpgrade httpd-tools-debuginfoUpgrade mod_ssl-debuginfoUpgrade mod_http2-debugsourceUpgrade httpd-manualUpgrade mod_http2Upgrade httpd-debugsourceUpgrade mod_proxy_htmlUpgrade httpd-filesystemUpgrade mod_sslUpgrade mod_ldapUpgrade mod_session-debuginfoUpgrade httpd-debuginfoUpgrade mod_proxy_html-debuginfoUpgrade mod_sessionUpgrade mod_ldap-debuginfoUpgrade mod_md-debuginfo | May 8, 2019 | Apr 8, 2019 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Apr 8, 2019 |
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