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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "E1AD829E-486E-4D6E-B323-F0FA299E587D", "versionEndExcluding": "2.4.55", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash.\n\nThis issue affects Apache HTTP Server 2.4.54 and earlier.\n"}, {"lang": "es", "value": "Un encabezado de solicitud If cuidadosamente manipulado puede provocar una lectura o escritura de memoria de un \u00fanico byte cero en una ubicaci\u00f3n de memoria del grupo (heap) m\u00e1s all\u00e1 del valor del encabezado enviado. Esto podr\u00eda provocar que el proceso se bloquee. Este problema afecta al servidor Apache HTTP 2.4.54 y versiones anteriores."}], "id": "CVE-2006-20001", "lastModified": "2024-11-21T00:10:19.017", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-01-17T20:15:11.177", "references": [{"source": "security@apache.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}, {"source": "security@apache.org", "url": "https://security.gentoo.org/glsa/202309-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://httpd.apache.org/security/vulnerabilities_24.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202309-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20230316-0005/"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "security@apache.org", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2023:3355", "cpe": "cpe:/a:redhat:jboss_core_services:1", "package": "httpd", "product_name": "JBCS httpd 2.4.51.sp2", "release_date": "2023-06-05T00:00:00Z"}, {"advisory": "RHSA-2023:3354", "cpe": "cpe:/a:redhat:jboss_core_services:1::el8", "package": "jbcs-httpd24-httpd-0:2.4.51-39.el8jbcs", "product_name": "JBoss Core Services for RHEL 8", "release_date": "2023-06-05T00:00:00Z"}, {"advisory": "RHSA-2023:3354", "cpe": "cpe:/a:redhat:jboss_core_services:1::el7", "package": "jbcs-httpd24-httpd-0:2.4.51-39.el7jbcs", "product_name": "JBoss Core Services on RHEL 7", "release_date": "2023-06-05T00:00:00Z"}, {"advisory": "RHSA-2023:0852", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "httpd:2.4-8070020230131172653.bd1311ed", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-02-21T00:00:00Z"}, {"advisory": "RHSA-2023:0970", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "httpd-0:2.4.53-7.el9_1.1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-02-28T00:00:00Z"}], "bugzilla": {"description": "httpd: mod_dav: out-of-bounds read/write of zero byte", "id": "2161774", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2161774"}, "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-125|CWE-787)", "details": ["A carefully crafted If: request header can cause a memory read, or write of a single zero byte, in a pool (heap) memory location beyond the header value sent. This could cause the process to crash.\nThis issue affects Apache HTTP Server 2.4.54 and earlier.", "A flaw was found in the mod_dav module of httpd. A specially crafted \"If:\" request header can cause a memory read or write of a single zero byte due to a missing error check, resulting in a Denial of Service."], "mitigation": {"lang": "en:us", "value": "Disabling mod_dav and restarting httpd will mitigate this flaw."}, "name": "CVE-2006-20001", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 7"}, {"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:rhel_software_collections:3", "fix_state": "Will not fix", "package_name": "httpd24-httpd", "product_name": "Red Hat Software Collections"}], "public_date": "2023-01-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2006-20001\nhttps://nvd.nist.gov/vuln/detail/CVE-2006-20001\nhttps://httpd.apache.org/security/vulnerabilities_24.html#CVE-2006-20001"], "statement": "This flaw only affects configurations with mod_dav loaded and configured. Also, if there is no WebDAV repository configured, the server is not affected and no further mitigation is needed. For more information about the mitigation, check the mitigation section below.\nThe httpd mod_dav module is enabled by default on Red Hat Enterprise Linux 6, 7, 8, 9, and in RHSCL. However, there is no WebDAV repository configured by default.\nThis flaw has been rated as having a security impact of moderate, and is not currently planned to be addressed in future updates of Red Hat Enterprise Linux 7. Red Hat Enterprise Linux 7 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata.", "threat_severity": "Moderate", "upstream_fix": "httpd 2.4.55"}