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{"acknowledgement": "Red Hat would like to thank Marc Stern and the Apache project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el8", "package": "jbcs-httpd24-apr-0:1.6.3-107.el8jbcs", "product_name": "JBoss Core Services for RHEL 8", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el8", "package": "jbcs-httpd24-apr-util-0:1.6.1-84.el8jbcs", "product_name": "JBoss Core Services for RHEL 8", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el8", "package": "jbcs-httpd24-curl-0:7.78.0-2.el8jbcs", "product_name": "JBoss Core Services for RHEL 8", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el8", "package": "jbcs-httpd24-httpd-0:2.4.37-78.el8jbcs", "product_name": "JBoss Core Services for RHEL 8", 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7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_cluster-native-0:1.3.16-9.Final_redhat_2.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_http2-0:1.15.7-21.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_jk-0:1.2.48-20.redhat_1.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_md-1:2.0.8-40.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-mod_security-0:2.9.2-67.GA.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-nghttp2-0:1.39.2-39.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-openssl-1:1.1.1g-8.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-openssl-chil-0:1.0.0-7.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2021:4614", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-openssl-pkcs11-0:0.4.10-22.jbcs.el7", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2021-11-10T00:00:00Z"}, {"advisory": "RHSA-2022:5163", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "httpd:2.4-8060020220615120644.ad008a3a", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-06-22T00:00:00Z"}, {"advisory": "RHSA-2021:4613", "cpe": "cpe:/a:redhat:jboss_core_services:1", "package": "httpd", "product_name": "Text-Only JBCS", "release_date": "2021-11-10T00:00:00Z"}], "bugzilla": {"description": "httpd: mod_proxy NULL pointer dereference", "id": "1966738", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1966738"}, "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-476", "details": ["Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service", "A flaw was found In Apache httpd. The mod_proxy has a NULL pointer dereference. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2020-13950", "package_state": [{"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:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "httpd22", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Out of support scope", "package_name": "httpd22", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "httpd24-httpd", "product_name": "Red Hat Software Collections"}], "public_date": "2021-06-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-13950\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-13950\nhttps://httpd.apache.org/security/vulnerabilities_24.html"], "threat_severity": "Low"}