CVE-2021-30641

httpd: The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es...

CVE-2021-30641 is fixed in 19 products on 1 platform, first by apache2 2.4.29-1ubuntu4.16, released June 10, 2021. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.5177
98th percentile

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es): * httpd: mod_session: NULL pointer dereference when parsing Cookie header (CVE-2021-26690) * httpd: Unexpected URL matching with 'MergeSlashes OFF' (CVE-2021-30641) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
apache2 · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2 · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2 2.4.41-4ubuntu3.3 Jun 10, 2021
apache2-bin · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2-bin 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2-bin · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2-bin 2.4.41-4ubuntu3.3 Jun 10, 2021
apache2-data · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2-data 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2-data · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2-data 2.4.41-4ubuntu3.3 Jun 10, 2021
apache2-suexec-custom · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2-suexec-custom 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2-suexec-custom · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2-suexec-custom 2.4.41-4ubuntu3.3 Jun 10, 2021
apache2-suexec-pristine · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2-suexec-pristine 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2-suexec-pristine · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2-suexec-pristine 2.4.41-4ubuntu3.3 Jun 10, 2021
apache2-utils · Ubuntu 18.04.6 LTS (bionic) 2.4.29-1ubuntu4.16 apache2-utils 2.4.29-1ubuntu4.16 Jun 10, 2021
apache2-utils · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 apache2-utils 2.4.41-4ubuntu3.3 Jun 10, 2021
httpd · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
httpd · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
httpd · rocky 8 0:2.4.37-41.module+el8.5.0+695+1fa8055e RLSA-2021:4257 Nov 9, 2021
httpd-devel · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
httpd-devel · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
httpd-filesystem · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
httpd-filesystem · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
httpd-manual · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
httpd-manual · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
httpd-tools · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
httpd-tools · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
libapache2-mod-md · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 libapache2-mod-md 2.4.41-4ubuntu3.3 Jun 10, 2021
libapache2-mod-proxy-uwsgi · Ubuntu 20.04 LTS (focal) 2.4.41-4ubuntu3.3 libapache2-mod-proxy-uwsgi 2.4.41-4ubuntu3.3 Jun 10, 2021
mod_http2 · RHEL 8 0:1.15.7-3.module+el8.4.0+8625+d397f3da RHSA-2021:4257 Nov 9, 2021
mod_http2 · almalinux 8 1.15.7-3.module_el8.5.0+2609+b30d9eec ALSA-2021:4257 Nov 9, 2021
mod_http2 · ol 8 0:1.15.7-3.module+el8.4.0+20024+b87b2deb ELSA-2021-4257 Nov 16, 2021
mod_http2 · rocky 8 0:1.15.7-3.module+el8.4.0+553+7a69454b RLSA-2021:4257 Nov 9, 2021
mod_ldap · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
mod_ldap · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
mod_md · RHEL 8 1:2.0.8-8.module+el8.3.0+6814+67d1e611 RHSA-2021:4257 Nov 9, 2021
mod_md · almalinux 8 1:2.0.8-8.module_el8.5.0+2609+b30d9eec ALSA-2021:4257 Nov 9, 2021
mod_md · ol 8 1:2.0.8-8.module+el8.3.0+7816+49791cfd ELSA-2021-4257 Nov 16, 2021
mod_md · rocky 8 1:2.0.8-8.module+el8.5.0+695+1fa8055e RLSA-2021:4257 Nov 9, 2021
mod_proxy_html · RHEL 8 1:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
mod_proxy_html · ol 8 1:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
mod_session · RHEL 8 0:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
mod_session · ol 8 0:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021
mod_ssl · RHEL 8 1:2.4.37-41.module+el8.5.0+11772+c8e0c271 RHSA-2021:4257 Nov 9, 2021
mod_ssl · ol 8 1:2.4.37-41.0.1.module+el8.5.0+20323+c8e0c271 ELSA-2021-4257 Nov 16, 2021

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