{"api_version":"1","generated_at":"2026-04-23T04:33:12+00:00","cve":"CVE-2006-20001","urls":{"html":"https://cve.report/CVE-2006-20001","api":"https://cve.report/api/cve/CVE-2006-20001.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2006-20001","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2006-20001"},"summary":{"title":"CVE-2006-20001","description":"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.","state":"PUBLIC","assigner":"security@apache.org","published_at":"2023-01-17 20:15:00","updated_at":"2023-09-08 22:15:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://httpd.apache.org/security/vulnerabilities_24.html","name":"https://httpd.apache.org/security/vulnerabilities_24.html","refsource":"MISC","tags":[],"title":"Apache HTTP Server 2.4 vulnerabilities - The Apache HTTP Server Project","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/202309-01","name":"https://security.gentoo.org/glsa/202309-01","refsource":"MISC","tags":[],"title":"Apache HTTPD: Multiple Vulnerabilities (GLSA 202309-01) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2006-20001","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-20001","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2006","cve_id":"20001","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"apache","cpe5":"http_server","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2006-20001","qid":"150640","title":"Apache HTTP Server Prior to 2.4.55 Multiple Security Vulnerabilities"},{"cve":"CVE-2006-20001","qid":"160477","title":"Oracle Enterprise Linux Security Update for httpd:2.4 (ELSA-2023-0852)"},{"cve":"CVE-2006-20001","qid":"160485","title":"Oracle Enterprise Linux Security Update for httpd (ELSA-2023-0970)"},{"cve":"CVE-2006-20001","qid":"181620","title":"Debian Security Update for apache2 (DLA 3351-1)"},{"cve":"CVE-2006-20001","qid":"181660","title":"Debian Security Update for apache2 (DSA 5376-1)"},{"cve":"CVE-2006-20001","qid":"199145","title":"Ubuntu Security Notification for Apache Hypertext Transfer Protocol (HTTP) Server Vulnerabilities (USN-5839-1)"},{"cve":"CVE-2006-20001","qid":"199484","title":"Ubuntu Security Notification for Apache Hypertext Transfer Protocol (HTTP) Server Vulnerabilities (USN-5834-1)"},{"cve":"CVE-2006-20001","qid":"241210","title":"Red Hat Update for httpd:2.4 (RHSA-2023:0852)"},{"cve":"CVE-2006-20001","qid":"241220","title":"Red Hat Update for httpd (RHSA-2023:0970)"},{"cve":"CVE-2006-20001","qid":"241574","title":"Red Hat Update for JBoss Core Services (RHSA-2023:3354)"},{"cve":"CVE-2006-20001","qid":"283640","title":"Fedora Security Update for httpd (FEDORA-2023-f6ff3f85eb)"},{"cve":"CVE-2006-20001","qid":"283670","title":"Fedora Security Update for httpd (FEDORA-2023-6d4055d482)"},{"cve":"CVE-2006-20001","qid":"354767","title":"Amazon Linux Security Advisory for httpd : ALAS2-2023-1938"},{"cve":"CVE-2006-20001","qid":"354845","title":"Amazon Linux Security Advisory for httpd24 : ALAS-2023-1711"},{"cve":"CVE-2006-20001","qid":"355218","title":"Amazon Linux Security Advisory for httpd : ALAS2023-2023-115"},{"cve":"CVE-2006-20001","qid":"378372","title":"IBM Hypertext Transfer Protocol (HTTP) Server Multiple Vulnerabilities (6955577)"},{"cve":"CVE-2006-20001","qid":"502635","title":"Alpine Linux Security Update for apache2"},{"cve":"CVE-2006-20001","qid":"503858","title":"Alpine Linux Security Update for apache2"},{"cve":"CVE-2006-20001","qid":"672790","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1550)"},{"cve":"CVE-2006-20001","qid":"672801","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1525)"},{"cve":"CVE-2006-20001","qid":"672865","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1596)"},{"cve":"CVE-2006-20001","qid":"672903","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1780)"},{"cve":"CVE-2006-20001","qid":"672910","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1758)"},{"cve":"CVE-2006-20001","qid":"672999","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1847)"},{"cve":"CVE-2006-20001","qid":"673013","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-1872)"},{"cve":"CVE-2006-20001","qid":"673065","title":"EulerOS Security Update for httpd (EulerOS-SA-2023-2148)"},{"cve":"CVE-2006-20001","qid":"691030","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for apache httpd (00919005-96a3-11ed-86e9-d4c9ef517024)"},{"cve":"CVE-2006-20001","qid":"753594","title":"SUSE Enterprise Linux Security Update for apache2 (SUSE-SU-2023:0183-1)"},{"cve":"CVE-2006-20001","qid":"753595","title":"SUSE Enterprise Linux Security Update for apache2 (SUSE-SU-2023:0185-1)"},{"cve":"CVE-2006-20001","qid":"753638","title":"SUSE Enterprise Linux Security Update for apache2 (SUSE-SU-2023:0294-1)"},{"cve":"CVE-2006-20001","qid":"753653","title":"SUSE Enterprise Linux Security Update for apache2 (SUSE-SU-2023:0321-1)"},{"cve":"CVE-2006-20001","qid":"753658","title":"SUSE Enterprise Linux Security Update for apache2 (SUSE-SU-2023:0322-1)"},{"cve":"CVE-2006-20001","qid":"940931","title":"AlmaLinux Security Update for httpd:2.4 (ALSA-2023:0852)"},{"cve":"CVE-2006-20001","qid":"940948","title":"AlmaLinux Security Update for httpd (ALSA-2023:0970)"},{"cve":"CVE-2006-20001","qid":"960655","title":"Rocky Linux Security Update for httpd:2.4 (RLSA-2023:0852)"},{"cve":"CVE-2006-20001","qid":"960890","title":"Rocky Linux Security Update for httpd (RLSA-2023:0970)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2006-20001","ASSIGNER":"security@apache.org","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","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"}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-787 Out-of-bounds Write","cweId":"CWE-787"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"Apache Software Foundation","product":{"product_data":[{"product_name":"Apache HTTP Server","version":{"version_data":[{"version_affected":"<=","version_name":"2.4","version_value":"2.4.54"}]}}]}}]}},"references":{"reference_data":[{"url":"https://httpd.apache.org/security/vulnerabilities_24.html","refsource":"MISC","name":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"url":"https://security.gentoo.org/glsa/202309-01","refsource":"MISC","name":"https://security.gentoo.org/glsa/202309-01"}]},"generator":{"engine":"Vulnogram 0.1.0-dev"},"source":{"discovery":"UNKNOWN"}},"nvd":{"publishedDate":"2023-01-17 20:15:00","lastModifiedDate":"2023-09-08 22:15:00","problem_types":["CWE-787"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.55","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}