[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fAkBu3Yqm-RoeT6i2pVMyf91aLGhj1RXqYem4p2-E0n0":3,"g5a-risk:CVE-2019-5077":135},{"success":4,"data":5,"meta":133},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":40,"epssPercentile":27,"epssTimeSeries":41,"severity":42,"affectedProducts":43,"affectedProductsCount":62,"references":63,"referencesCount":69,"weaknesses":70,"weaknessesCount":69,"isActivelyExploited":79,"cisaInfo":27,"otxData":27,"relatedBlogPosts":80,"seoMetadata":81,"configurations":106,"relatedVendorCves":131,"notableEvents":132},"CVE-2019-5077","What is CVE-2019-5077?","An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I\u002FO-Chec’’ functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC 100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a denial of service, resulting in the device entering an error state where it ceases all network communications. An attacker can send unauthenticated packets to trigger this vulnerability.","An exploitable denial-of-service vulnerability exists in the iocheckd service ‘’I\u002FO-Chec’’ functionality of WAGO PFC 200 Firmware versions 03.01.07(13) and 0...","2019-12-18T20:15:16.837","2020-02-10T21:53:09.003",9.1,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\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":23,"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,3.9,5.2,[31],{"Source":17,"Type":18,"CVSSData":32,"BaseSeverity":25,"ExploitabilityScore":38,"ImpactScore":39,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":27},{"Version":33,"VectorString":34,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":23,"IntegrityImpact":35,"AvailabilityImpact":36,"BaseScore":37,"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:N\u002FI:P\u002FA:C","PARTIAL","COMPLETE",8.5,10,7.8,0.01643,[40,40,40,40,40,40,40],"Critical",[44,49,52,56,59],{"vendor":45,"product":46,"version":47,"criteria":48,"vulnerable":4},"wago","pfc_200_firmware","03.00.39\\(12\\)","cpe:2.3:o:wago:pfc_200_firmware:03.00.39\\(12\\):*:*:*:*:*:*:*",{"vendor":45,"product":46,"version":50,"criteria":51,"vulnerable":4},"03.01.07\\(13\\)","cpe:2.3:o:wago:pfc_200_firmware:03.01.07\\(13\\):*:*:*:*:*:*:*",{"vendor":45,"product":53,"version":54,"criteria":55,"vulnerable":4},"pfc_200","-","cpe:2.3:h:wago:pfc_200:-:*:*:*:*:*:*:*",{"vendor":45,"product":57,"version":47,"criteria":58,"vulnerable":4},"pfc_100_firmware","cpe:2.3:o:wago:pfc_100_firmware:03.00.39\\(12\\):*:*:*:*:*:*:*",{"vendor":45,"product":60,"version":54,"criteria":61,"vulnerable":4},"pfc_100","cpe:2.3:h:wago:pfc_100:-:*:*:*:*:*:*:*",5,[64],{"url":65,"source":66,"tags":67},"https:\u002F\u002Ftalosintelligence.com\u002Fvulnerability_reports\u002FTALOS-2019-0869","Talosintelligence",[68],"Third Party Advisory",1,[71],{"id":72,"name":73,"description":74,"extendedDescription":75,"status":76,"abstraction":77,"structure":78},"CWE-306","Missing Authentication for Critical Function","The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.","","Draft","Base","Simple",false,[],{"title":82,"metaDescription":83,"keywords":84,"canonicalUrl":85,"structuredData":86},"What is CVE-2019-5077? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2019-5077, a critical severity cyber security vulnerability from 2019. An exploitable denial-of-service vulnerability exists in...","CVE-2019-5077, CVE-2019-5077 vulnerability, CVE-2019-5077 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2019, CVSS score, exploit, patch, remediation, wago security, pfc_200_firmware vulnerability, pfc_200 vulnerability, pfc_100_firmware vulnerability, pfc_100 vulnerability","\u002Fwhat-is\u002Fcve-2019-5077",{"@context":87,"@type":88,"headline":82,"description":83,"datePublished":10,"dateModified":11,"author":89,"publisher":93,"about":97,"mainEntityOfPage":101,"articleSection":104,"keywords":105},"https:\u002F\u002Fschema.org","TechArticle",{"@type":90,"name":91,"url":92},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":90,"name":91,"url":92,"logo":94},{"@type":95,"url":96},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":98,"name":6,"description":99,"additionalType":100},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":102,"@id":103},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2019-5077","Cybersecurity","CVE-2019-5077, CVE-2019-5077 vulnerability, CVE-2019-5077 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[107,121],{"Operator":108,"Negate":27,"Nodes":109},"AND",[110,117],{"Operator":111,"Negate":27,"CPEMatch":112},"OR",[113,115],{"Vulnerable":4,"Criteria":48,"MatchCriteriaID":114,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"E2381ABB-66E4-492C-8CB2-9FDFE3601A11",{"Vulnerable":4,"Criteria":51,"MatchCriteriaID":116,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"01297381-B7D4-46FB-BFDD-2B5145C5E379",{"Operator":111,"Negate":27,"CPEMatch":118},[119],{"Vulnerable":27,"Criteria":55,"MatchCriteriaID":120,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"1A20109A-6CF0-465F-8F97-136DDFB95B2B",{"Operator":108,"Negate":27,"Nodes":122},[123,127],{"Operator":111,"Negate":27,"CPEMatch":124},[125],{"Vulnerable":4,"Criteria":58,"MatchCriteriaID":126,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"C1A0CD98-CC70-4FA2-BFB7-6BC765B05C9B",{"Operator":111,"Negate":27,"CPEMatch":128},[129],{"Vulnerable":27,"Criteria":61,"MatchCriteriaID":130,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"CF8E59CE-6A72-49EA-AA44-8714C2411003",[],[],{"lastModified":11,"cacheTime":134,"version":33},1792402568223,{"score":136,"band":137,"action":138,"scoredAt":139},54,"Medium","Plan remediation","2026-10-16T06:47:30.76211+00:00"]