[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fg3Km0XB8Ms--A7sxUBHHpagWted_ni8jmP7iKE-fSvM":3,"g5a-risk:CVE-2021-32847":113},{"success":4,"data":5,"meta":110},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":37,"epssPercentile":27,"epssTimeSeries":38,"severity":39,"affectedProducts":40,"affectedProductsCount":46,"references":47,"referencesCount":62,"weaknesses":63,"weaknessesCount":46,"isActivelyExploited":72,"cisaInfo":27,"otxData":27,"relatedBlogPosts":73,"seoMetadata":74,"configurations":99,"relatedVendorCves":108,"notableEvents":109},"CVE-2021-32847","What is CVE-2021-32847?","HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior, a malicious guest can trigger a vulnerability in the host by abusing the disk driver that may lead to the disclosure of the host memory into the virtualized guest. This issue is fixed in commit cf60095a4d8c3cb2e182a14415467afd356e982f.","HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior, a malicious guest can trigger a vulnerabilit...","2023-02-20T17:15:11.857","2023-03-01T18:03:13.99",6.5,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:C\u002FC:H\u002FI:N\u002FA:N",{"CVSSMetricV31":15,"CVSSMetricV30":27,"CVSSMetricV2":27,"CVSSMetricV40":27},[16,30],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":28,"ImpactScore":29},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":23,"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","CHANGED","HIGH","MEDIUM",null,2,4,{"Source":31,"Type":32,"CVSSData":33,"ExploitabilityScore":36,"ImpactScore":29},"security-advisories@github.com","Secondary",{"Version":20,"VectorString":34,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":35,"BaseSeverity":25,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":23,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:C\u002FC:H\u002FI:N\u002FA:N",7.1,2.5,0.00369,[37,37,37,37,37,37,37],"Medium",[41],{"vendor":42,"product":43,"version":44,"criteria":45,"vulnerable":4},"mobyproject","hyperkit","*","cpe:2.3:a:mobyproject:hyperkit:*:*:*:*:*:*:*:*",1,[48,54,58],{"url":49,"source":50,"tags":51},"https:\u002F\u002Fgithub.com\u002Fmoby\u002Fhyperkit\u002Fblob\u002F2f061e447e1435cdf1b9eda364cea6414f2c606b\u002Fsrc\u002Flib\u002Fpci_virtio_block.c#L316","GitHub",[52,53],"Exploit","Product",{"url":55,"source":50,"tags":56},"https:\u002F\u002Fgithub.com\u002Fmoby\u002Fhyperkit\u002Fcommit\u002Fcf60095a4d8c3cb2e182a14415467afd356e982f",[57],"Patch",{"url":59,"source":50,"tags":60},"https:\u002F\u002Fsecuritylab.github.com\u002Fadvisories\u002FGHSL-2021-058-moby-hyperkit\u002F",[52,61],"Third Party Advisory",3,[64],{"id":65,"name":66,"description":67,"extendedDescription":68,"status":69,"abstraction":70,"structure":71},"CWE-125","Out-of-bounds Read","The product reads data past the end, or before the beginning, of the intended buffer.","","Draft","Base","Simple",false,[],{"title":75,"metaDescription":76,"keywords":77,"canonicalUrl":78,"structuredData":79},"What is CVE-2021-32847? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-32847, a medium severity cyber security vulnerability from 2023. HyperKit is a toolkit for embedding hypervisor capabiliti...","CVE-2021-32847, CVE-2021-32847 vulnerability, CVE-2021-32847 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2023, CVSS score, exploit, patch, remediation, mobyproject security, hyperkit vulnerability","\u002Fwhat-is\u002Fcve-2021-32847",{"@context":80,"@type":81,"headline":75,"description":76,"datePublished":10,"dateModified":11,"author":82,"publisher":86,"about":90,"mainEntityOfPage":94,"articleSection":97,"keywords":98},"https:\u002F\u002Fschema.org","TechArticle",{"@type":83,"name":84,"url":85},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":83,"name":84,"url":85,"logo":87},{"@type":88,"url":89},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":91,"name":6,"description":92,"additionalType":93},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":95,"@id":96},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-32847","Cybersecurity","CVE-2021-32847, CVE-2021-32847 vulnerability, CVE-2021-32847 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[100],{"Operator":27,"Negate":27,"Nodes":101},[102],{"Operator":103,"Negate":27,"CPEMatch":104},"OR",[105],{"Vulnerable":4,"Criteria":45,"MatchCriteriaID":106,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":107},"0AE32831-24E2-44FD-939C-E6F799A5D632","0.20210107",[],[],{"lastModified":11,"cacheTime":111,"version":112},1792265965824,"2.0",{"score":114,"band":39,"action":115,"scoredAt":116},45,"Plan remediation","2026-10-16T06:57:12.156119+00:00"]