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This vulnerability has been exploited in the wild.","Pulse Connect Secure 9.0R3\u002F9.1R1 and higher is vulnerable to an authentication bypass vulnerability exposed by the Windows File Share Browser and Pulse Secur...","2021-04-23T17:15:08.127","2025-10-30T20:40:52.027",10,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:C\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":34,"CVSSMetricV2":35,"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":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":27,"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","CHANGED","HIGH","CRITICAL",null,3.9,6,{"Source":31,"Type":32,"CVSSData":33,"ExploitabilityScore":28,"ImpactScore":29},"134c704f-9b21-4f2e-91b3-4a467353bcc0","Secondary",{"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":27,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},[],[36],{"Source":17,"Type":18,"CVSSData":37,"BaseSeverity":25,"ExploitabilityScore":12,"ImpactScore":43,"ACInsufInfo":44,"ObtainAllPrivilege":44,"ObtainUserPrivilege":44,"ObtainOtherPrivilege":44,"UserInteractionRequired":44},{"Version":38,"VectorString":39,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":40,"IntegrityImpact":40,"AvailabilityImpact":40,"BaseScore":41,"BaseSeverity":42,"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,"",6.4,false,0.47172,[45,45,45,45,45,45,45],"Critical",[49,54],{"vendor":50,"product":51,"version":52,"criteria":53,"vulnerable":4},"ivanti","connect_secure","9.0","cpe:2.3:a:ivanti:connect_secure:9.0:-:*:*:*:*:*:*",{"vendor":50,"product":51,"version":55,"criteria":56,"vulnerable":4},"9.1","cpe:2.3:a:ivanti:connect_secure:9.1:-:*:*:*:*:*:*",2,[59,64,70,74,78,80,82,84,86,89],{"url":60,"source":61,"tags":62},"https:\u002F\u002Fblog.pulsesecure.net\u002Fpulse-connect-secure-security-update\u002F","Pulsesecure",[63],"Vendor Advisory",{"url":65,"source":66,"tags":67},"https:\u002F\u002Fkb.cert.org\u002Fvuls\u002Fid\u002F213092","Cert",[68,69],"Third Party Advisory","US Government Resource",{"url":71,"source":61,"tags":72},"https:\u002F\u002Fkb.pulsesecure.net\u002Farticles\u002FPulse_Security_Advisories\u002FSA44784\u002F",[73,63],"Broken Link",{"url":75,"source":76,"tags":77},"https:\u002F\u002Fwww.fireeye.com\u002Fblog\u002Fthreat-research\u002F2021\u002F04\u002Fsuspected-apt-actors-leverage-bypass-techniques-pulse-secure-zero-day.html","Fireeye",[68],{"url":60,"source":61,"tags":79},[63],{"url":65,"source":66,"tags":81},[68,69],{"url":71,"source":61,"tags":83},[73,63],{"url":75,"source":76,"tags":85},[68],{"url":87,"source":66,"tags":88},"https:\u002F\u002Fwww.kb.cert.org\u002Fvuls\u002Fid\u002F213092",[69],{"url":90,"source":91,"tags":92},"https:\u002F\u002Fwww.cisa.gov\u002Fknown-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22893","CISA",[69],[94,101],{"id":95,"name":96,"description":97,"extendedDescription":42,"status":98,"abstraction":99,"structure":100},"CWE-287","Improper Authentication","When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.","Draft","Class","Simple",{"id":102,"name":103,"description":104,"extendedDescription":42,"status":105,"abstraction":106,"structure":100},"CWE-416","Use After Free","The product reuses or references memory after it has been freed. 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