[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fLIFKIzbapy-D7twfJ4wNkYddHtD8bhTkj_eZVsEebkY":3,"g5a-risk:CVE-2018-12327":142},{"success":4,"data":5,"meta":140},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":15,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":47,"references":48,"referencesCount":86,"weaknesses":87,"weaknessesCount":47,"isActivelyExploited":96,"cisaInfo":15,"otxData":15,"relatedBlogPosts":97,"seoMetadata":98,"configurations":123,"relatedVendorCves":131,"notableEvents":132},"CVE-2018-12327","What is CVE-2018-12327?","Stack-based buffer overflow in ntpq and ntpdc of NTP version 4.2.8p11 allows an attacker to achieve code execution or escalate to higher privileges via a long string as the argument for an IPv4 or IPv6 command-line parameter. NOTE: It is unclear whether there are any common situations in which ntpq or ntpdc is used with a command line from an untrusted source.","Stack-based buffer overflow in ntpq and ntpdc of NTP version 4.2.8p11 allows an attacker to achieve code execution or escalate to higher privileges via a lon...","2018-06-20T14:29:00.227","2020-08-24T17:37:01.14",9.8,"CVSS:3.0\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":16,"CVSSMetricV2":30,"CVSSMetricV40":15},null,[17],{"Source":18,"Type":19,"CVSSData":20,"ExploitabilityScore":28,"ImpactScore":29},"nvd@nist.gov","Primary",{"Version":21,"VectorString":13,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":27,"ExploitCodeMaturity":15,"RemediationLevel":15,"ReportConfidence":15,"TemporalScore":15,"TemporalSeverity":15,"ConfidentialityRequirement":15,"IntegrityRequirement":15,"AvailabilityRequirement":15,"ModifiedAttackVector":15,"ModifiedAttackComplexity":15,"ModifiedPrivilegesRequired":15,"ModifiedUserInteraction":15,"ModifiedScope":15,"ModifiedConfidentialityImpact":15,"ModifiedIntegrityImpact":15,"ModifiedAvailabilityImpact":15,"EnvironmentalScore":15,"EnvironmentalSeverity":15},"3.0","NETWORK","LOW","NONE","UNCHANGED","HIGH","CRITICAL",3.9,5.9,[31],{"Source":18,"Type":19,"CVSSData":32,"BaseSeverity":26,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":15,"ObtainAllPrivilege":15,"ObtainUserPrivilege":15,"ObtainOtherPrivilege":15,"UserInteractionRequired":15},{"Version":33,"VectorString":34,"AccessVector":22,"AccessComplexity":23,"Authentication":24,"ConfidentialityImpact":35,"IntegrityImpact":35,"AvailabilityImpact":35,"BaseScore":36,"BaseSeverity":15,"Exploitability":15,"RemediationLevel":15,"ReportConfidence":15,"TemporalScore":15,"CollateralDamagePotential":15,"TargetDistribution":15,"ConfidentialityRequirement":15,"IntegrityRequirement":15,"AvailabilityRequirement":15,"EnvironmentalScore":15},"2.0","AV:N\u002FAC:L\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","PARTIAL",7.5,10,6.4,0.28018,[39,39,39,39,39,39,39],"Critical",[43],{"vendor":44,"product":44,"version":45,"criteria":46,"vulnerable":4},"ntp","4.2.8","cpe:2.3:a:ntp:ntp:4.2.8:p11:*:*:*:*:*:*",1,[49,55,59,62,65,70,74,78,82],{"url":50,"source":51,"tags":52},"http:\u002F\u002Fwww.securityfocus.com\u002Fbid\u002F104517","Securityfocus",[53,54],"Third Party Advisory","VDB Entry",{"url":56,"source":57,"tags":58},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2018:3853","Red Hat",[],{"url":60,"source":57,"tags":61},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2018:3854",[],{"url":63,"source":57,"tags":64},"https:\u002F\u002Faccess.redhat.com\u002Ferrata\u002FRHSA-2019:2077",[],{"url":66,"source":67,"tags":68},"https:\u002F\u002Fgist.github.com\u002Ffakhrizulkifli\u002F9b58ed8e0354e8deee50b0eebd1c011f","GitHub",[69,53],"Exploit",{"url":71,"source":72,"tags":73},"https:\u002F\u002Fsecurity.gentoo.org\u002Fglsa\u002F201903-15","Gentoo",[],{"url":75,"source":76,"tags":77},"https:\u002F\u002Fsupport.hpe.com\u002Fhpsc\u002Fdoc\u002Fpublic\u002Fdisplay?docLocale=en_US&docId=emr_na-hpesbux03962en_us","Hpe",[],{"url":79,"source":80,"tags":81},"https:\u002F\u002Fusn.ubuntu.com\u002F4229-1\u002F","Ubuntu",[],{"url":83,"source":84,"tags":85},"https:\u002F\u002Fwww.exploit-db.com\u002Fexploits\u002F44909\u002F","Exploit-db",[69,53,54],9,[88],{"id":89,"name":90,"description":91,"extendedDescription":92,"status":93,"abstraction":94,"structure":95},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","","Draft","Base","Simple",false,[],{"title":99,"metaDescription":100,"keywords":101,"canonicalUrl":102,"structuredData":103},"What is CVE-2018-12327? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2018-12327, a critical severity cyber security vulnerability from 2018. Stack-based buffer overflow in ntpq and ntpdc of NTP ve...","CVE-2018-12327, CVE-2018-12327 vulnerability, CVE-2018-12327 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2018, CVSS score, exploit, patch, remediation, ntp security, ntp vulnerability","\u002Fwhat-is\u002Fcve-2018-12327",{"@context":104,"@type":105,"headline":99,"description":100,"datePublished":10,"dateModified":11,"author":106,"publisher":110,"about":114,"mainEntityOfPage":118,"articleSection":121,"keywords":122},"https:\u002F\u002Fschema.org","TechArticle",{"@type":107,"name":108,"url":109},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":107,"name":108,"url":109,"logo":111},{"@type":112,"url":113},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":115,"name":6,"description":116,"additionalType":117},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":119,"@id":120},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2018-12327","Cybersecurity","CVE-2018-12327, CVE-2018-12327 vulnerability, CVE-2018-12327 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[124],{"Operator":15,"Negate":15,"Nodes":125},[126],{"Operator":127,"Negate":15,"CPEMatch":128},"OR",[129],{"Vulnerable":4,"Criteria":46,"MatchCriteriaID":130,"VersionStartExcluding":15,"VersionStartIncluding":15,"VersionEndExcluding":15,"VersionEndIncluding":15},"1C420117-862A-41A9-BAE8-8B3478FAEBC3",[],[133],{"id":134,"eventType":135,"eventTime":136,"details":137,"label":138,"color":139},"a180df9c-a86f-41b4-85fe-82940fa366ff","HIGH_EPSS_DELTA","2026-06-16T04:06:17.265017+00:00","Daily EPSS score increased by 0.131 on 2023-12-30","EPSS Score Increased","red",{"lastModified":11,"cacheTime":141,"version":33},1792244777665,{"score":143,"band":144,"action":145,"scoredAt":146},61,"Medium","Plan remediation","2026-10-16T06:44:19.85264+00:00"]