[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fbdEL1LEdBtlY3YmLVtVgTJSxuk7n_XzJzGd4Wk0AKKc":3,"g5a-risk:CVE-2020-28017":110},{"success":4,"data":5,"meta":108},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":27,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":47,"references":48,"referencesCount":47,"weaknesses":54,"weaknessesCount":47,"isActivelyExploited":63,"cisaInfo":27,"otxData":27,"relatedBlogPosts":64,"seoMetadata":65,"configurations":90,"relatedVendorCves":99,"notableEvents":100},"CVE-2020-28017","What is CVE-2020-28017?","Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients. NOTE: remote exploitation may be difficult because of resource consumption.","Exim 4 before 4.94.2 allows Integer Overflow to Buffer Overflow in receive_add_recipient via an e-mail message with fifty million recipients. NOTE: remote ex...","2021-05-06T13:15:09.533","2022-10-04T15:02:52.027",9.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":27,"CVSSMetricV2":30,"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":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":25,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},"3.1","NETWORK","LOW","NONE","UNCHANGED","HIGH","CRITICAL",null,3.9,5.9,[31],{"Source":17,"Type":18,"CVSSData":32,"BaseSeverity":25,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":27},{"Version":33,"VectorString":34,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":35,"IntegrityImpact":35,"AvailabilityImpact":35,"BaseScore":36,"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:L\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","PARTIAL",7.5,10,6.4,0.36899,[39,39,39,39,39,39,39],"Critical",[43],{"vendor":44,"product":44,"version":45,"criteria":46,"vulnerable":4},"exim","*","cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*",1,[49],{"url":50,"source":51,"tags":52},"https:\u002F\u002Fwww.exim.org\u002Fstatic\u002Fdoc\u002Fsecurity\u002FCVE-2020-qualys\u002FCVE-2020-28017-RCPTL.txt","Exim",[53],"Vendor Advisory",[55],{"id":56,"name":57,"description":58,"extendedDescription":59,"status":60,"abstraction":61,"structure":62},"CWE-190","Integer Overflow or Wraparound","The product performs a calculation that can\n         produce an integer overflow or wraparound when the logic\n         assumes that the resulting value will always be larger than\n         the original value. This occurs when an integer value is\n         incremented to a value that is too large to store in the\n         associated representation. When this occurs, the value may\n         become a very small or negative number.","","Stable","Base","Simple",false,[],{"title":66,"metaDescription":67,"keywords":68,"canonicalUrl":69,"structuredData":70},"What is CVE-2020-28017? Vulnerability Analysis | Security Advisory | EdgeProtect","Comprehensive analysis of CVE-2020-28017, a critical severity cyber security vulnerability from 2021. High exploit probability (36.9%). Exim 4 before 4.94.2 ...","CVE-2020-28017, CVE-2020-28017 vulnerability, CVE-2020-28017 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2021, CVSS score, exploit, patch, remediation, exim security, exim vulnerability, high risk vulnerability, actively exploited, exploit available","\u002Fwhat-is\u002Fcve-2020-28017",{"@context":71,"@type":72,"headline":66,"description":67,"datePublished":10,"dateModified":11,"author":73,"publisher":77,"about":81,"mainEntityOfPage":85,"articleSection":88,"keywords":89},"https:\u002F\u002Fschema.org","TechArticle",{"@type":74,"name":75,"url":76},"Organization","EdgeProtect","https:\u002F\u002Fedgeprotect.io",{"@type":74,"name":75,"url":76,"logo":78},{"@type":79,"url":80},"ImageObject","https:\u002F\u002Fedgeprotect.io\u002Fimg\u002Flogos\u002Fedgeprotect-logo-512.png",{"@type":82,"name":6,"description":83,"additionalType":84},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":86,"@id":87},"WebPage","https:\u002F\u002Fedgeprotect.io\u002Fwhat-is\u002Fcve-2020-28017","Cybersecurity","CVE-2020-28017, CVE-2020-28017 vulnerability, CVE-2020-28017 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[91],{"Operator":27,"Negate":27,"Nodes":92},[93],{"Operator":94,"Negate":27,"CPEMatch":95},"OR",[96],{"Vulnerable":4,"Criteria":46,"MatchCriteriaID":97,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":98,"VersionEndIncluding":27},"229A73B2-2EE2-4B51-A4CC-23AC7411EDDA","4.94.1",[],[101],{"id":102,"eventType":103,"eventTime":104,"details":105,"label":106,"color":107},"e8454286-c0c9-4432-8b42-5cfe9c79647d","HIGH_EPSS_DELTA","2026-06-16T04:05:51.097124+00:00","Daily EPSS score increased by 0.329 on 2023-12-30","EPSS Score Increased","red",{"lastModified":11,"cacheTime":109,"version":33},1793227187824,{"score":111,"band":112,"action":113,"scoredAt":114},54,"Medium","Plan remediation","2026-10-28T06:50:52.260681+00:00"]