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httpd: mod_http2: DoS via slow, unneeded request bodies

🗓️ 04 Nov 2020 01:44:47Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

DoS in Apache server versions two point four point thirty seven and earlier via slow request bodies in the Hypertext Transfer Protocol version two module affecting only HTTP two connections.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ALT Linux		Security fix for the ALT Linux 8 package apache2 version 1:2.4.38-alt1
28 Jan 201900:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package apache2 version 1:2.4.38-alt1
25 Jan 201900:00
–altlinux
ALT Linux		Security fix for the ALT Linux 9 package apache2 version 1:2.4.38-alt1
25 Jan 201900:00
–altlinux
IBM Security Bulletins		Security Bulletin: Rational Build Forge Security Advisory for Apache HTTP Server (CVE-2019-0190; CVE-2018-17189; CVE-2018-17199)
28 Mar 201907:00
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities CVE-2018-17199, CVE-2018-17189, and CVE-2019-0190 in the IBM i HTTP Server affect IBM i.
20 Feb 201922:00
–ibm
Tenable Nessus		Amazon Linux 2 : mod_http2 (ALAS-2019-1197)
26 Apr 201900:00
–nessus
Tenable Nessus		Amazon Linux AMI : httpd24 (ALAS-2019-1166)
12 Mar 201900:00
–nessus
Tenable Nessus		Apache 2.4.x < 2.4.38 Multiple Vulnerabilities
24 Jan 201900:00
–nessus
Tenable Nessus		CentOS 8 : httpd:2.4 (CESA-2020:4751)
1 Feb 202100:00
–nessus
Tenable Nessus		Debian DSA-4422-1 : apache2 - security update
4 Apr 201900:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64httpd0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.aarch64.rpm
Red Hat Enterprise Linux8ppc64lehttpd0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.ppc64le.rpm
Red Hat Enterprise Linux8s390xhttpd0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.s390x.rpm
Red Hat Enterprise Linux8x86_64httpd0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.x86_64.rpm
Red Hat Enterprise Linux8aarch64httpd-debuginfo0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debuginfo-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.aarch64.rpm
Red Hat Enterprise Linux8ppc64lehttpd-debuginfo0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debuginfo-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.ppc64le.rpm
Red Hat Enterprise Linux8s390xhttpd-debuginfo0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debuginfo-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.s390x.rpm
Red Hat Enterprise Linux8x86_64httpd-debuginfo0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debuginfo-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.x86_64.rpm
Red Hat Enterprise Linux8aarch64httpd-debugsource0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debugsource-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.aarch64.rpm
Red Hat Enterprise Linux8ppc64lehttpd-debugsource0:2.4.37-30.module+el8.3.0+7001+0766b9e7httpd-debugsource-0:2.4.37-30.module+el8.3.0+7001+0766b9e7.ppc64le.rpm
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28 Jun 2026 12:33Current
7.1High risk
Vulners AI Score7.1
CVSS 25
CVSS 3.15.3
EPSS0.19404
CWE-400
Apache serverSlow request bodiesHypertext Transfer Protocol twoTwo connections only
2