[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fQYK47j3RrN66xYQk7BsdF-CqtAALpomy0JWoyvwLtwg":3,"g5a-risk:CVE-2006-4434":215},{"success":4,"data":5,"meta":213},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":43,"epssPercentile":26,"epssTimeSeries":44,"severity":45,"affectedProducts":46,"affectedProductsCount":51,"references":52,"referencesCount":167,"weaknesses":168,"weaknessesCount":51,"isActivelyExploited":41,"cisaInfo":26,"otxData":26,"relatedBlogPosts":176,"seoMetadata":177,"configurations":202,"relatedVendorCves":211,"notableEvents":212},"CVE-2006-4434","What is CVE-2006-4434?","Use-after-free vulnerability in Sendmail before 8.13.8 allows remote attackers to cause a denial of service (crash) via a long \"header line\", which causes a previously freed variable to be referenced. NOTE: the original developer has disputed the severity of this issue, saying \"The only denial of service that is possible here is to fill up the disk with core dumps if the OS actually generates different core dumps (which is unlikely)... the bug is in the shutdown code (finis()) which leads directly to exit(3), i.e., the process would terminate anyway, no mail delivery or receiption is affected.\"","Use-after-free vulnerability in Sendmail before 8.13.8 allows remote attackers to cause a denial of service (crash) via a long \"header line\", which causes a 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After Free","The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory \"belongs\" to the code that operates on the new pointer.","Stable","Variant","Simple",[],{"title":178,"metaDescription":179,"keywords":180,"canonicalUrl":181,"structuredData":182},"What is CVE-2006-4434? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2006-4434, a high severity cyber security vulnerability from 2006. Use-after-free vulnerability in Sendmail before 8.13.8 allow...","CVE-2006-4434, CVE-2006-4434 vulnerability, CVE-2006-4434 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2006, CVSS score, exploit, patch, remediation, sendmail security, sendmail vulnerability","\u002Fwhat-is\u002Fcve-2006-4434",{"@context":183,"@type":184,"headline":178,"description":179,"datePublished":10,"dateModified":11,"author":185,"publisher":189,"about":193,"mainEntityOfPage":197,"articleSection":200,"keywords":201},"https:\u002F\u002Fschema.org","TechArticle",{"@type":186,"name":187,"url":188},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":186,"name":187,"url":188,"logo":190},{"@type":191,"url":192},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":194,"name":6,"description":195,"additionalType":196},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":198,"@id":199},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2006-4434","Cybersecurity","CVE-2006-4434, CVE-2006-4434 vulnerability, CVE-2006-4434 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[203],{"Operator":26,"Negate":26,"Nodes":204},[205],{"Operator":206,"Negate":41,"CPEMatch":207},"OR",[208],{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":209,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":210,"VersionEndIncluding":26},"59AD875A-87DA-43B2-87DB-DD7993118276","8.13.8",[],[],{"lastModified":11,"cacheTime":214,"version":33},1792356123131,{"score":216,"band":217,"action":218,"scoredAt":219},47,"Medium","Plan remediation","2026-10-17T06:34:24.744099+00:00"]