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Advisory"], "url": "https://security.netapp.com/advisory/ntap-20200814-0005/"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/4458-1/"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2020/dsa-4757"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpujan2021.html"}, {"source": "security@apache.org", "tags": ["Vendor Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-444"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Apache project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-apr-0:1.6.3-104.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-apr-util-0:1.6.1-75.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-brotli-0:1.0.6-38.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-curl-0:7.64.1-44.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-httpd-0:2.4.37-64.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-jansson-0:2.11-53.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-mod_cluster-native-0:1.3.14-11.Final_redhat_2.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-mod_http2-0:1.15.7-11.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-mod_jk-0:1.2.48-10.redhat_1.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-mod_md-1:2.0.8-30.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-mod_security-0:2.9.2-57.GA.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-nghttp2-0:1.39.2-34.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el6", "package": "jbcs-httpd24-openssl-1:1.1.1c-32.jbcs.el6", "product_name": "JBoss Core Services on RHEL 6", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-apr-0:1.6.3-104.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-apr-util-0:1.6.1-75.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-brotli-0:1.0.6-38.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-curl-0:7.64.1-44.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-httpd-0:2.4.37-64.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-jansson-0:2.11-53.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_cluster-native-0:1.3.14-11.Final_redhat_2.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_http2-0:1.15.7-11.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_jk-0:1.2.48-10.redhat_1.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_md-1:2.0.8-30.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_security-0:2.9.2-57.GA.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-nghttp2-0:1.39.2-34.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-openssl-1:1.1.1c-32.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2020:4384", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-openssl-chil-0:1.0.0-1.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHSA-2021:1809", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "httpd:2.4-8040020210127115317.9f9e2e7e", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-05-18T00:00:00Z"}, {"advisory": "RHSA-2020:4383", "cpe": "cpe:/a:redhat:jboss_core_services:1", "package": "httpd", "product_name": "Red Hat JBoss Core Services 1", "release_date": "2020-10-28T00:00:00Z"}, {"advisory": "RHBA-2020:5280", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "httpd24-httpd-0:2.4.34-22.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7", "release_date": "2020-12-01T00:00:00Z"}, {"advisory": "RHBA-2020:5280", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "httpd24-httpd-0:2.4.34-22.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS", "release_date": "2020-12-01T00:00:00Z"}, {"advisory": "RHBA-2020:5280", "cpe": "cpe:/a:redhat:rhel_software_collections:3::el7", "package": "httpd24-httpd-0:2.4.34-22.el7", "product_name": "Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS", "release_date": "2020-12-01T00:00:00Z"}], "bugzilla": {"description": "httpd: mod_http2 concurrent pool usage", "id": "1866564", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1866564"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-400", "details": ["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.", "A flaw was found in Apache httpd in versions 2.4.20 to 2.4.43. Logging using the wrong pool by mod_http2 at debug/trace log level may lead to potential crashes and denial of service. The highest threat from this vulnerability is to system availability."], "name": "CVE-2020-11993", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Out of support scope", "package_name": "httpd", "product_name": "Red Hat JBoss Enterprise Web Server 2"}], "public_date": "2020-08-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-11993\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-11993\nhttps://httpd.apache.org/security/vulnerabilities_24.html#CVE-2020-11993"], "statement": "Red Hat Enterprise Linux 5, 6, and 7 do not ship the vulnerable version of httpd and, thus, are not affected.", "threat_severity": "Moderate", "upstream_fix": "httpd 2.4.44"}