[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fS6a7lzlH_lyGW76gMgOvWtcI9epID3ZfnaxPc1kQU1U":3,"g5a-risk:CVE-2021-27893":118},{"success":4,"data":5,"meta":116},true,{"cveId":6,"title":7,"description":8,"shortDescription":8,"publishedDate":9,"lastModified":10,"cvssScore":11,"cvssVector":12,"cvssMetrics":13,"epssScore":38,"epssPercentile":25,"epssTimeSeries":39,"severity":40,"affectedProducts":41,"affectedProductsCount":58,"references":59,"referencesCount":26,"weaknesses":65,"weaknessesCount":26,"isActivelyExploited":69,"cisaInfo":25,"otxData":25,"relatedBlogPosts":70,"seoMetadata":71,"configurations":96,"relatedVendorCves":114,"notableEvents":115},"CVE-2021-27893","What is CVE-2021-27893?","SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.","2021-03-15T15:15:15.837","2022-07-12T17:42:04.277",7,"CVSS:3.1\u002FAV:L\u002FAC:H\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":14,"CVSSMetricV30":25,"CVSSMetricV2":28,"CVSSMetricV40":25},[15],{"Source":16,"Type":17,"CVSSData":18,"ExploitabilityScore":26,"ImpactScore":27},"nvd@nist.gov","Primary",{"Version":19,"VectorString":12,"AttackVector":20,"AttackComplexity":21,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":21,"IntegrityImpact":21,"AvailabilityImpact":21,"BaseScore":11,"BaseSeverity":21,"ExploitCodeMaturity":25,"RemediationLevel":25,"ReportConfidence":25,"TemporalScore":25,"TemporalSeverity":25,"ConfidentialityRequirement":25,"IntegrityRequirement":25,"AvailabilityRequirement":21,"ModifiedAttackVector":25,"ModifiedAttackComplexity":25,"ModifiedPrivilegesRequired":25,"ModifiedUserInteraction":25,"ModifiedScope":25,"ModifiedConfidentialityImpact":25,"ModifiedIntegrityImpact":25,"ModifiedAvailabilityImpact":25,"EnvironmentalScore":25,"EnvironmentalSeverity":25},"3.1","LOCAL","HIGH","LOW","NONE","UNCHANGED",null,1,5.9,[29],{"Source":16,"Type":17,"CVSSData":30,"BaseSeverity":33,"ExploitabilityScore":36,"ImpactScore":37,"ACInsufInfo":25,"ObtainAllPrivilege":25,"ObtainUserPrivilege":25,"ObtainOtherPrivilege":25,"UserInteractionRequired":25},{"Version":31,"VectorString":32,"AccessVector":20,"AccessComplexity":33,"Authentication":23,"ConfidentialityImpact":34,"IntegrityImpact":34,"AvailabilityImpact":34,"BaseScore":35,"BaseSeverity":25,"Exploitability":25,"RemediationLevel":25,"ReportConfidence":25,"TemporalScore":25,"CollateralDamagePotential":25,"TargetDistribution":25,"ConfidentialityRequirement":25,"IntegrityRequirement":25,"AvailabilityRequirement":25,"EnvironmentalScore":25},"2.0","AV:L\u002FAC:M\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","MEDIUM","PARTIAL",4.4,3.4,6.4,0.00395,[38,38,38,38,38,38,38],"High",[42,47,51,54],{"vendor":43,"product":44,"version":45,"criteria":46,"vulnerable":4},"ssh","tectia_client","*","cpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*",{"vendor":43,"product":48,"version":49,"criteria":50,"vulnerable":4},"tectia_connectsecure","-","cpe:2.3:a:ssh:tectia_connectsecure:-:*:*:*:*:*:*:*",{"vendor":43,"product":52,"version":45,"criteria":53,"vulnerable":4},"tectia_server","cpe:2.3:a:ssh:tectia_server:*:*:*:*:*:*:*:*",{"vendor":55,"product":56,"version":49,"criteria":57,"vulnerable":4},"microsoft","windows","cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",4,[60],{"url":61,"source":62,"tags":63},"https:\u002F\u002Finfo.ssh.com\u002Ftectia-vulnerability-cve-2021-27893","Ssh",[64],"Vendor Advisory",[66],{"id":67,"name":67,"description":68},"Unknown","NVD-CWE-noinfo",false,[],{"title":72,"metaDescription":73,"keywords":74,"canonicalUrl":75,"structuredData":76},"What is CVE-2021-27893? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-27893, a high severity cyber security vulnerability from 2021. SSH Tectia Client and Server before 6.4.19 on Windows allow...","CVE-2021-27893, CVE-2021-27893 vulnerability, CVE-2021-27893 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2021, CVSS score, exploit, patch, remediation, ssh security, microsoft security, tectia_client vulnerability, tectia_connectsecure vulnerability, tectia_server vulnerability, windows vulnerability","\u002Fwhat-is\u002Fcve-2021-27893",{"@context":77,"@type":78,"headline":72,"description":73,"datePublished":9,"dateModified":10,"author":79,"publisher":83,"about":87,"mainEntityOfPage":91,"articleSection":94,"keywords":95},"https:\u002F\u002Fschema.org","TechArticle",{"@type":80,"name":81,"url":82},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":80,"name":81,"url":82,"logo":84},{"@type":85,"url":86},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":88,"name":6,"description":89,"additionalType":90},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":92,"@id":93},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-27893","Cybersecurity","CVE-2021-27893, CVE-2021-27893 vulnerability, CVE-2021-27893 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[97],{"Operator":98,"Negate":25,"Nodes":99},"AND",[100,110],{"Operator":101,"Negate":25,"CPEMatch":102},"OR",[103,106,108],{"Vulnerable":4,"Criteria":46,"MatchCriteriaID":104,"VersionStartExcluding":25,"VersionStartIncluding":25,"VersionEndExcluding":105,"VersionEndIncluding":25},"F19AD707-E08D-4D78-AE68-46806EBABE3B","6.4.19",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":107,"VersionStartExcluding":25,"VersionStartIncluding":25,"VersionEndExcluding":25,"VersionEndIncluding":25},"058495B9-2E81-4400-9A70-8E58A623BA5D",{"Vulnerable":4,"Criteria":53,"MatchCriteriaID":109,"VersionStartExcluding":25,"VersionStartIncluding":25,"VersionEndExcluding":105,"VersionEndIncluding":25},"18B662B1-6336-41F2-A5CA-55E875E43718",{"Operator":101,"Negate":25,"CPEMatch":111},[112],{"Vulnerable":25,"Criteria":57,"MatchCriteriaID":113,"VersionStartExcluding":25,"VersionStartIncluding":25,"VersionEndExcluding":25,"VersionEndIncluding":25},"A2572D17-1DE6-457B-99CC-64AFD54487EA",[],[],{"lastModified":10,"cacheTime":117,"version":31},1792249496684,{"score":119,"band":120,"action":121,"scoredAt":122},45,"Medium","Plan remediation","2026-10-16T06:50:38.916335+00:00"]