[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fAQC45r_VyibsyMb8MBlT91sskVLjZ9aMmLzjjctsy94":3,"g5a-risk:CVE-2021-41842":146},{"success":4,"data":5,"meta":144},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":48,"references":49,"referencesCount":60,"weaknesses":61,"weaknessesCount":48,"isActivelyExploited":65,"cisaInfo":27,"otxData":27,"relatedBlogPosts":66,"seoMetadata":67,"configurations":92,"relatedVendorCves":142,"notableEvents":143},"CVE-2021-41842","What is CVE-2021-41842?","An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check.","An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46...","2022-01-06T00:15:07.86","2022-03-01T19:58:48.343",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",7.5,10,6.4,0.01534,[39,39,39,39,39,39,39],"Critical",[43],{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"insyde","insydeh2o","*","cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*",1,[50,55],{"url":51,"source":52,"tags":53},"https:\u002F\u002Fsecurity.netapp.com\u002Fadvisory\u002Fntap-20220223-0002\u002F","Netapp",[54],"Third Party Advisory",{"url":56,"source":57,"tags":58},"https:\u002F\u002Fwww.insyde.com\u002Fsecurity-pledge","Insyde",[59],"Vendor Advisory",2,[62],{"id":63,"name":63,"description":64},"Unknown","NVD-CWE-noinfo",false,[],{"title":68,"metaDescription":69,"keywords":70,"canonicalUrl":71,"structuredData":72},"What is CVE-2021-41842? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-41842, a critical severity cyber security vulnerability from 2022. An issue was discovered in AtaLegacySmm in the kernel 5...","CVE-2021-41842, CVE-2021-41842 vulnerability, CVE-2021-41842 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2022, CVSS score, exploit, patch, remediation, insyde security, insydeh2o vulnerability","\u002Fwhat-is\u002Fcve-2021-41842",{"@context":73,"@type":74,"headline":68,"description":69,"datePublished":10,"dateModified":11,"author":75,"publisher":79,"about":83,"mainEntityOfPage":87,"articleSection":90,"keywords":91},"https:\u002F\u002Fschema.org","TechArticle",{"@type":76,"name":77,"url":78},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":76,"name":77,"url":78,"logo":80},{"@type":81,"url":82},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":84,"name":6,"description":85,"additionalType":86},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":88,"@id":89},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-41842","Cybersecurity","CVE-2021-41842, CVE-2021-41842 vulnerability, CVE-2021-41842 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[93,102,110,118,126,134],{"Operator":27,"Negate":27,"Nodes":94},[95],{"Operator":96,"Negate":27,"CPEMatch":97},"OR",[98],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":99,"VersionStartExcluding":27,"VersionStartIncluding":100,"VersionEndExcluding":101,"VersionEndIncluding":27},"B507465C-A326-4F62-9F18-7583AD909057","5.0","05.08.46",{"Operator":27,"Negate":27,"Nodes":103},[104],{"Operator":96,"Negate":27,"CPEMatch":105},[106],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":107,"VersionStartExcluding":27,"VersionStartIncluding":108,"VersionEndExcluding":109,"VersionEndIncluding":27},"B6E110E5-A9AE-40C3-9E74-F0BFE2FB553D","5.1","05.16.46",{"Operator":27,"Negate":27,"Nodes":111},[112],{"Operator":96,"Negate":27,"CPEMatch":113},[114],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":115,"VersionStartExcluding":27,"VersionStartIncluding":116,"VersionEndExcluding":117,"VersionEndIncluding":27},"601D3E43-EE35-41AE-80D2-7F327EE04D1A","5.2","05.26.46",{"Operator":27,"Negate":27,"Nodes":119},[120],{"Operator":96,"Negate":27,"CPEMatch":121},[122],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":123,"VersionStartExcluding":27,"VersionStartIncluding":124,"VersionEndExcluding":125,"VersionEndIncluding":27},"F48C9AE0-3C8F-46C2-B001-241812CA69EF","5.3","05.35.46",{"Operator":27,"Negate":27,"Nodes":127},[128],{"Operator":96,"Negate":27,"CPEMatch":129},[130],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":131,"VersionStartExcluding":132,"VersionStartIncluding":27,"VersionEndExcluding":133,"VersionEndIncluding":27},"17FAD087-7F11-45B7-B270-ABE6141334E8","5.4","05.43.46",{"Operator":27,"Negate":27,"Nodes":135},[136],{"Operator":96,"Negate":27,"CPEMatch":137},[138],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":139,"VersionStartExcluding":27,"VersionStartIncluding":140,"VersionEndExcluding":141,"VersionEndIncluding":27},"7D2B9C0E-ECD7-418B-B70C-6BD4BFE79A63","5.5","05.51.45",[],[],{"lastModified":11,"cacheTime":145,"version":33},1792260078375,{"score":147,"band":148,"action":149,"scoredAt":150},55,"Medium","Plan remediation","2026-10-16T06:52:52.648652+00:00"]