Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong connection, causing concurrent use of memory pools. Configuring the LogLevel of mod_http2 above "info" will mitigate this vulnerability for unpatched servers.
References
Configurations
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History
07 Nov 2023, 03:15
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06 Jun 2021, 11:15
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30 Mar 2021, 21:15
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30 Mar 2021, 13:15
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15 Mar 2021, 22:09
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References | (CONFIRM) https://security.netapp.com/advisory/ntap-20200814-0005/ - Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpuoct2020.html - Vendor Advisory | |
References | (SUSE) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00068.html - Mailing List, Third Party Advisory | |
References | (SUSE) http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00071.html - Mailing List, Third Party Advisory | |
References | (UBUNTU) https://usn.ubuntu.com/4458-1/ - Third Party Advisory | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4NKWG2EXAQQB6LMLATKZ7KLSRGCSHVAN/ - Mailing List, Third Party Advisory | |
References | (MISC) http://packetstormsecurity.com/files/160393/Apache-2-HTTP2-Module-Concurrent-Pool-Usage.html - Exploit, Third Party Advisory, VDB Entry | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ITVFDBVM6E3JF3O7RYLRPRCH3RDRHJJY/ - Mailing List, Third Party Advisory | |
References | (MLIST) https://lists.apache.org/thread.html/r623de9b2b2433a87f3f3a15900419fc9c00c77b26936dfea4060f672@%3Cdev.httpd.apache.org%3E - Mailing List, Vendor Advisory | |
References | (DEBIAN) https://www.debian.org/security/2020/dsa-4757 - Third Party Advisory | |
References | (SUSE) http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00081.html - Mailing List, Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpujan2021.html - Third Party Advisory | |
References | (MLIST) https://lists.apache.org/thread.html/r5debe8f82728a00a4a68bc904dd6c35423bdfc8d601cfb4579f38bf1@%3Cdev.httpd.apache.org%3E - Mailing List, Vendor Advisory | |
CPE | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:* cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:* cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* cpe:2.3:a:oracle:hyperion_infrastructure_technology:11.1.2.4:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:* cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:* cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:* cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:* cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:* cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:* cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* |
20 Jan 2021, 15:15
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Information
Published : 2020-08-07 16:15
Updated : 2023-12-10 13:27
NVD link : CVE-2020-11993
Mitre link : CVE-2020-11993
CVE.ORG link : CVE-2020-11993
JSON object : View
Products Affected
debian
- debian_linux
oracle
- communications_session_route_manager
- communications_element_manager
- hyperion_infrastructure_technology
- enterprise_manager_ops_center
- instantis_enterprisetrack
- zfs_storage_appliance_kit
- communications_session_report_manager
fedoraproject
- fedora
opensuse
- leap
netapp
- clustered_data_ontap
apache
- http_server
canonical
- ubuntu_linux
CWE
CWE-444
Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')