[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fysBLjOuQ3PQVR6j8f0cAojhFjS0csIm-YaPPTrn9S3Y":3,"g5a-risk:CVE-2018-0491":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":39,"epssPercentile":15,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":48,"references":49,"referencesCount":71,"weaknesses":72,"weaknessesCount":48,"isActivelyExploited":81,"cisaInfo":15,"otxData":15,"relatedBlogPosts":82,"seoMetadata":83,"configurations":108,"relatedVendorCves":118,"notableEvents":119},"CVE-2018-0491","What is CVE-2018-0491?","A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST implementation allows a channel to be added more than once in the pending list.","A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. It allows remote attackers to cause a denial of service (relay crash) because the KIST ...","2018-03-05T15:29:00.27","2019-03-26T18:52:49.663",7.5,"CVSS:3.0\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\u002FI:N\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":16,"CVSSMetricV2":29,"CVSSMetricV40":15},null,[17],{"Source":18,"Type":19,"CVSSData":20,"ExploitabilityScore":27,"ImpactScore":28},"nvd@nist.gov","Primary",{"Version":21,"VectorString":13,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":24,"IntegrityImpact":24,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":26,"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",3.9,3.6,[30],{"Source":18,"Type":19,"CVSSData":31,"BaseSeverity":36,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":4,"ObtainAllPrivilege":15,"ObtainUserPrivilege":15,"ObtainOtherPrivilege":15,"UserInteractionRequired":15},{"Version":32,"VectorString":33,"AccessVector":22,"AccessComplexity":23,"Authentication":24,"ConfidentialityImpact":24,"IntegrityImpact":24,"AvailabilityImpact":34,"BaseScore":35,"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:N\u002FI:N\u002FA:P","PARTIAL",5,"MEDIUM",10,2.9,0.1479,[39,39,39,39,39,39,39],"High",[43],{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"torproject","tor","*","cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*",1,[50,55,60,64],{"url":51,"source":52,"tags":53},"https:\u002F\u002Fblog.torproject.org\u002Fnew-stable-tor-releases-security-fixes-and-dos-prevention-03210-03110-02915","Torproject",[54],"Vendor Advisory",{"url":56,"source":52,"tags":57},"https:\u002F\u002Ftrac.torproject.org\u002Fprojects\u002Ftor\u002Fticket\u002F24700",[58,59,54],"Issue Tracking","Mitigation",{"url":61,"source":52,"tags":62},"https:\u002F\u002Ftrac.torproject.org\u002Fprojects\u002Ftor\u002Fticket\u002F25117",[58,63,54],"Patch",{"url":65,"source":66,"tags":67},"https:\u002F\u002Fwww.exploit-db.com\u002Fexploits\u002F44994\u002F","Exploit-db",[68,69,70],"Exploit","Third Party Advisory","VDB Entry",4,[73],{"id":74,"name":75,"description":76,"extendedDescription":77,"status":78,"abstraction":79,"structure":80},"CWE-416","Use 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",false,[],{"title":84,"metaDescription":85,"keywords":86,"canonicalUrl":87,"structuredData":88},"What is CVE-2018-0491? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2018-0491, a high severity cyber security vulnerability from 2018. A use-after-free issue was discovered in Tor 0.3.2.x before ...","CVE-2018-0491, CVE-2018-0491 vulnerability, CVE-2018-0491 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, torproject security, tor vulnerability","\u002Fwhat-is\u002Fcve-2018-0491",{"@context":89,"@type":90,"headline":84,"description":85,"datePublished":10,"dateModified":11,"author":91,"publisher":95,"about":99,"mainEntityOfPage":103,"articleSection":106,"keywords":107},"https:\u002F\u002Fschema.org","TechArticle",{"@type":92,"name":93,"url":94},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":92,"name":93,"url":94,"logo":96},{"@type":97,"url":98},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":100,"name":6,"description":101,"additionalType":102},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":104,"@id":105},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2018-0491","Cybersecurity","CVE-2018-0491, CVE-2018-0491 vulnerability, CVE-2018-0491 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[109],{"Operator":15,"Negate":15,"Nodes":110},[111],{"Operator":112,"Negate":15,"CPEMatch":113},"OR",[114],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":115,"VersionStartExcluding":15,"VersionStartIncluding":116,"VersionEndExcluding":117,"VersionEndIncluding":15},"1E3C7B44-DBC7-4D14-94F9-0DC25C1167EE","0.3.2.0","0.3.2.10",[],[],{"lastModified":11,"cacheTime":121,"version":32},1792377073413,{"score":123,"band":124,"action":125,"scoredAt":126},49,"Medium","Plan remediation","2026-10-16T06:43:31.480698+00:00"]