CVE-2022-26377
Fixed in a distro release EPSS 21%
Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') vulnerability in mod_proxy_ajp of Apache HTTP Server allows an attacker to smuggle requests to the AJP server it forwards requests to. This issue affects Apache HTTP Server Apache HTTP Server 2.4 version 2.4.53 and prior versions.
Products: Apache Software Foundation Apache HTTP Server
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 8 | httpd | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | httpd-devel | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | httpd-filesystem | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | httpd-manual | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | httpd-tools | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | mod_http2 | 1.15.7-5.module_el8.6.0+2872+fe0ff7aa |
| AlmaLinux 8 | mod_http2 | 1.15.7-5.module_el8.6.0+3031+fb177b09 |
| AlmaLinux 8 | mod_ldap | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | mod_md | 1:2.0.8-8.module_el8.6.0+2872+fe0ff7aa |
| AlmaLinux 8 | mod_md | 1:2.0.8-8.module_el8.6.0+3031+fb177b09 |
| AlmaLinux 8 | mod_proxy_html | 1:2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | mod_session | 2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 8 | mod_ssl | 1:2.4.37-51.module_el8.7.0+3281+01e58653 |
| AlmaLinux 9 | httpd | 2.4.53-7.el9 |
| AlmaLinux 9 | httpd-core | 2.4.53-7.el9 |
| AlmaLinux 9 | httpd-devel | 2.4.53-7.el9 |
| AlmaLinux 9 | httpd-filesystem | 2.4.53-7.el9 |
| AlmaLinux 9 | httpd-manual | 2.4.53-7.el9 |
| AlmaLinux 9 | httpd-tools | 2.4.53-7.el9 |
| AlmaLinux 9 | mod_ldap | 2.4.53-7.el9 |
| AlmaLinux 9 | mod_lua | 2.4.53-7.el9 |
| AlmaLinux 9 | mod_proxy_html | 1:2.4.53-7.el9 |
| AlmaLinux 9 | mod_session | 2.4.53-7.el9 |
| AlmaLinux 9 | mod_ssl | 1:2.4.53-7.el9 |
| Alpine 3.13 | apache2 | 2.4.54-r0 |
| Alpine 3.14 | apache2 | 2.4.54-r0 |
| Alpine 3.15 | apache2 | 2.4.54-r0 |
| Alpine 3.16 | apache2 | 2.4.54-r0 |
| Alpine 3.17 | apache2 | 2.4.54-r0 |
| Alpine 3.18 | apache2 | 2.4.54-r0 |
| Alpine 3.19 | apache2 | 2.4.54-r0 |
| Alpine 3.20 | apache2 | 2.4.54-r0 |
| Alpine 3.21 | apache2 | 2.4.54-r0 |
| Alpine 3.22 | apache2 | 2.4.54-r0 |
| Alpine 3.23 | apache2 | 2.4.54-r0 |
| Alpine 3.24 | apache2 | 2.4.54-r0 |
| Debian 12 | apache2 | 2.4.54-1 |
| Debian 13 | apache2 | 2.4.54-1 |
| Debian 14 | apache2 | 2.4.54-1 |
| Red Hat Enterprise Linux 8 | httpd | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-debuginfo | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-debugsource | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-devel | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-filesystem | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-manual | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-tools | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | httpd-tools-debuginfo | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_http2 | 0:1.15.7-5.module+el8.6.0+13996+01710940 |
| Red Hat Enterprise Linux 8 | mod_http2-debuginfo | 0:1.15.7-5.module+el8.6.0+13996+01710940 |
| Red Hat Enterprise Linux 8 | mod_http2-debugsource | 0:1.15.7-5.module+el8.6.0+13996+01710940 |
| Red Hat Enterprise Linux 8 | mod_ldap | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_ldap-debuginfo | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_md | 1:2.0.8-8.module+el8.3.0+6814+67d1e611 |
| Red Hat Enterprise Linux 8 | mod_md-debuginfo | 1:2.0.8-8.module+el8.3.0+6814+67d1e611 |
| Red Hat Enterprise Linux 8 | mod_md-debugsource | 1:2.0.8-8.module+el8.3.0+6814+67d1e611 |
| Red Hat Enterprise Linux 8 | mod_proxy_html | 1:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_proxy_html-debuginfo | 1:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_session | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_session-debuginfo | 0:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_ssl | 1:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 8 | mod_ssl-debuginfo | 1:2.4.37-51.module+el8.7.0+16050+02173b8e |
| Red Hat Enterprise Linux 9 | httpd | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-core | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-core-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-debugsource | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-devel | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-filesystem | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-manual | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-tools | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | httpd-tools-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_ldap | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_ldap-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_lua | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_lua-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_proxy_html | 1:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_proxy_html-debuginfo | 1:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_session | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_session-debuginfo | 0:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_ssl | 1:2.4.53-7.el9 |
| Red Hat Enterprise Linux 9 | mod_ssl-debuginfo | 1:2.4.53-7.el9 |
| Red Hat jboss core services 1 | jbcs-httpd24-curl | 0:7.86.0-2.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-curl | 0:7.86.0-2.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-curl-debuginfo | 0:7.86.0-2.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-curl-debuginfo | 0:7.86.0-2.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-debuginfo | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-debuginfo | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-devel | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-devel | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-manual | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-manual | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-selinux | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-selinux | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-tools | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-tools | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-tools-debuginfo | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-libcurl | 0:7.86.0-2.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-libcurl | 0:7.86.0-2.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-libcurl-debuginfo | 0:7.86.0-2.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-libcurl-devel | 0:7.86.0-2.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-libcurl-devel | 0:7.86.0-2.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2 | 0:1.15.19-20.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2 | 0:1.15.19-20.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2-debuginfo | 0:1.15.19-20.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2-debuginfo | 0:1.15.19-20.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ldap | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ldap | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ldap-debuginfo | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_proxy_html | 1:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_proxy_html | 1:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_proxy_html-debuginfo | 1:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_session | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_session | 0:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_session-debuginfo | 0:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ssl | 1:2.4.51-37.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ssl | 1:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ssl-debuginfo | 1:2.4.51-37.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-debuginfo | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-debuginfo | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-devel | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-devel | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-libs | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-libs | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-libs-debuginfo | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-perl | 1:1.1.1k-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-perl | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-static | 1:1.1.1k-13.el7jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-openssl-static | 1:1.1.1k-13.el8jbcs |
| Red Hat rhel software collections 3 | httpd24-httpd | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-httpd-debuginfo | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-httpd-devel | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-httpd-manual | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-httpd-tools | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-mod_ldap | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-mod_proxy_html | 1:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-mod_session | 0:2.4.34-23.el7.5 |
| Red Hat rhel software collections 3 | httpd24-mod_ssl | 1:2.4.34-23.el7.5 |
| Rocky Linux 8 | httpd | 0:2.4.37-51.module+el8.7.0+1059+126e9251 |
| Rocky Linux 8 | mod_http2 | 0:1.15.7-5.module+el8.6.0+823+f143cee1 |
| Rocky Linux 8 | mod_md | 1:2.0.8-8.module+el8.5.0+695+1fa8055e |
| Rocky Linux 8 | mod_md | 1:2.0.8-8.module+el8.4.0+553+7a69454b |
| Rocky Linux 9 | httpd | 0:2.4.53-7.el9 |
| SUSE Enterprise Storage 6 | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Enterprise Storage 7 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE HPE Helion OpenStack 8 | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15-ESPOS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise High Performance Computing 15-LTSS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP3 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP4 | apache2 | 2.4.51-150400.6.3.1 |
| SUSE Linux Enterprise Module for Package Hub 15 SP3 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Module for Package Hub 15 SP4 | apache2 | 2.4.51-150400.6.3.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP3 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP4 | apache2 | 2.4.51-150400.6.3.1 |
| SUSE Linux Enterprise Server 12 SP2-BCL | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server 12 SP3-BCL | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server 12 SP3-LTSS | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server 12 SP4-LTSS | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server 12 SP5 | apache2 | 2.4.51-35.19.1 |
| SUSE Linux Enterprise Server 15 SP1-BCL | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Server 15 SP1-LTSS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Server 15 SP2-BCL | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Server 15 SP2-LTSS | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server 15-LTSS | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP3 | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP4 | apache2 | 2.4.23-29.91.1 |
| SUSE Linux Enterprise Server for SAP Applications 12 SP5 | apache2 | 2.4.51-35.19.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP1 | apache2 | 2.4.33-150000.3.69.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP2 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Software Development Kit 12 SP5 | apache2 | 2.4.51-35.19.1 |
| SUSE Manager Proxy 4.1 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Manager Retail Branch Server 4.1 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE Manager Server 4.1 | apache2 | 2.4.51-150200.3.48.1 |
| SUSE OpenStack Cloud 8 | apache2 | 2.4.23-29.91.1 |
| SUSE OpenStack Cloud 9 | apache2 | 2.4.23-29.91.1 |
| SUSE OpenStack Cloud Crowbar 8 | apache2 | 2.4.23-29.91.1 |
| SUSE OpenStack Cloud Crowbar 9 | apache2 | 2.4.23-29.91.1 |
| Ubuntu 18.04 LTS | apache2 | 2.4.29-1ubuntu4.25 |
| Ubuntu 18.04 LTS | apache2 | 2.4.29-1ubuntu4.24 |
| Ubuntu 20.04 LTS | apache2 | 2.4.41-4ubuntu3.12 |
| Ubuntu 22.04 LTS | apache2 | 2.4.52-1ubuntu4.1 |
| Ubuntu Pro 14.04 LTS | apache2 | 2.4.7-1ubuntu4.22+esm5 |
| Ubuntu Pro 14.04 LTS | apache2 | 2.4.7-1ubuntu4.22+esm6 |
| Ubuntu Pro 14.04 LTS | apache2 | 2.4.7-1ubuntu4.22+esm8 |
| Ubuntu Pro 16.04 LTS | apache2 | 2.4.18-2ubuntu3.17+esm6 |
| Ubuntu Pro 16.04 LTS | apache2 | 2.4.18-2ubuntu3.17+esm7 |
| openSUSE Leap 15.3 | apache2 | 2.4.51-150200.3.48.1 |
| openSUSE Leap 15.4 | apache2 | 2.4.51-150400.6.3.1 |
| openSUSE Tumbleweed | apache2 | 2.4.54-1.1 |