[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f5JZ8X2ZVxbslYGGp0W2chregzvozZSJQ7I_FKaeY7DE":3,"g5a-risk:CVE-2018-1046":122},{"success":4,"data":5,"meta":120},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":50,"epssPercentile":27,"epssTimeSeries":51,"severity":52,"affectedProducts":53,"affectedProductsCount":38,"references":59,"referencesCount":38,"weaknesses":67,"weaknessesCount":81,"isActivelyExploited":82,"cisaInfo":27,"otxData":27,"relatedBlogPosts":83,"seoMetadata":84,"configurations":109,"relatedVendorCves":118,"notableEvents":119},"CVE-2018-1046","What is CVE-2018-1046?","pdns before version 4.1.2 is vulnerable to a buffer overflow in dnsreplay. In the dnsreplay tool provided with PowerDNS Authoritative, replaying a specially crafted PCAP file can trigger a stack-based buffer overflow, leading to a crash and potentially arbitrary code execution. This buffer overflow only occurs when the -ecs-stamp option of dnsreplay is used.","pdns before version 4.1.2 is vulnerable to a buffer overflow in dnsreplay. In the dnsreplay tool provided with PowerDNS Authoritative, replaying a specially ...","2018-07-16T20:29:00.317","2020-08-31T15:58:54.703",7.8,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:N\u002FUI:R\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":30,"CVSSMetricV2":39,"CVSSMetricV40":27},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":28,"ImpactScore":29},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":26,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},"3.1","LOCAL","LOW","NONE","REQUIRED","UNCHANGED","HIGH",null,1.8,5.9,[31],{"Source":32,"Type":33,"CVSSData":34,"ExploitabilityScore":38,"ImpactScore":29},"secalert@redhat.com","Secondary",{"Version":35,"VectorString":36,"AttackVector":21,"AttackComplexity":26,"PrivilegesRequired":23,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":37,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":27,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},"3.0","CVSS:3.0\u002FAV:L\u002FAC:H\u002FPR:N\u002FUI:R\u002FS:U\u002FC:H\u002FI:H\u002FA:H",7,1,[40],{"Source":17,"Type":18,"CVSSData":41,"BaseSeverity":26,"ExploitabilityScore":48,"ImpactScore":49,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":4},{"Version":42,"VectorString":43,"AccessVector":44,"AccessComplexity":45,"Authentication":23,"ConfidentialityImpact":46,"IntegrityImpact":46,"AvailabilityImpact":46,"BaseScore":47,"BaseSeverity":27,"Exploitability":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"CollateralDamagePotential":27,"TargetDistribution":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":27,"EnvironmentalScore":27},"2.0","AV:N\u002FAC:M\u002FAu:N\u002FC:C\u002FI:C\u002FA:C","NETWORK","MEDIUM","COMPLETE",9.3,8.6,10,0.01411,[50,50,50,50,50,50,50],"High",[54],{"vendor":55,"product":56,"version":57,"criteria":58,"vulnerable":4},"powerdns","pdns","*","cpe:2.3:a:powerdns:pdns:*:*:*:*:*:*:*:*",[60],{"url":61,"source":62,"tags":63},"https:\u002F\u002Fbugzilla.redhat.com\u002Fshow_bug.cgi?id=CVE-2018-1046","Red Hat",[64,65,66],"Issue Tracking","Patch","Third Party Advisory",[68,76],{"id":69,"name":70,"description":71,"extendedDescription":72,"status":73,"abstraction":74,"structure":75},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","","Draft","Base","Simple",{"id":77,"name":78,"description":79,"extendedDescription":72,"status":73,"abstraction":80,"structure":75},"CWE-121","Stack-based Buffer Overflow","A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).","Variant",2,false,[],{"title":85,"metaDescription":86,"keywords":87,"canonicalUrl":88,"structuredData":89},"What is CVE-2018-1046? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2018-1046, a high severity cyber security vulnerability from 2018. pdns before version 4.1.2 is vulnerable to a buffer overflow...","CVE-2018-1046, CVE-2018-1046 vulnerability, CVE-2018-1046 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2018, CVSS score, exploit, patch, remediation, powerdns security, pdns vulnerability","\u002Fwhat-is\u002Fcve-2018-1046",{"@context":90,"@type":91,"headline":85,"description":86,"datePublished":10,"dateModified":11,"author":92,"publisher":96,"about":100,"mainEntityOfPage":104,"articleSection":107,"keywords":108},"https:\u002F\u002Fschema.org","TechArticle",{"@type":93,"name":94,"url":95},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":93,"name":94,"url":95,"logo":97},{"@type":98,"url":99},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":101,"name":6,"description":102,"additionalType":103},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":105,"@id":106},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2018-1046","Cybersecurity","CVE-2018-1046, CVE-2018-1046 vulnerability, CVE-2018-1046 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[110],{"Operator":27,"Negate":27,"Nodes":111},[112],{"Operator":113,"Negate":27,"CPEMatch":114},"OR",[115],{"Vulnerable":4,"Criteria":58,"MatchCriteriaID":116,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":117,"VersionEndIncluding":27},"9B821DB0-83E9-40C1-BDC6-80BC67A3E2A9","4.1.2",[],[],{"lastModified":11,"cacheTime":121,"version":42},1792241655530,{"score":123,"band":124,"action":125,"scoredAt":126},46,"Medium","Plan remediation","2026-10-16T06:44:31.168691+00:00"]