[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8UPL7mRRjcHMJV8OnMNit5hwACjTZwkN7Jdw-7P1X_M":3,"g5a-risk:CVE-2021-36171":135},{"success":4,"data":5,"meta":133},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":42,"epssPercentile":25,"epssTimeSeries":43,"severity":44,"affectedProducts":45,"affectedProductsCount":51,"references":52,"referencesCount":51,"weaknesses":58,"weaknessesCount":51,"isActivelyExploited":67,"cisaInfo":25,"otxData":25,"relatedBlogPosts":68,"seoMetadata":69,"configurations":94,"relatedVendorCves":131,"notableEvents":132},"CVE-2021-36171","What is CVE-2021-36171?","The use of a cryptographically weak pseudo-random number generator in the password reset feature of FortiPortal before 6.0.6 may allow a remote unauthenticated attacker to predict parts of or the whole newly generated password within a given time frame.","The use of a cryptographically weak pseudo-random number generator in the password reset feature of FortiPortal before 6.0.6 may allow a remote unauthenticat...","2022-03-01T18:15:08.337","2022-03-09T13:58:24.373",8.1,"CVSS:3.1\u002FAV:N\u002FAC:H\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":25,"CVSSMetricV2":32,"CVSSMetricV40":25},[16,28],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":26,"ImpactScore":27},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":22,"IntegrityImpact":22,"AvailabilityImpact":22,"BaseScore":12,"BaseSeverity":22,"ExploitCodeMaturity":25,"RemediationLevel":25,"ReportConfidence":25,"TemporalScore":25,"TemporalSeverity":25,"ConfidentialityRequirement":25,"IntegrityRequirement":25,"AvailabilityRequirement":22,"ModifiedAttackVector":25,"ModifiedAttackComplexity":25,"ModifiedPrivilegesRequired":25,"ModifiedUserInteraction":25,"ModifiedScope":25,"ModifiedConfidentialityImpact":25,"ModifiedIntegrityImpact":25,"ModifiedAvailabilityImpact":25,"EnvironmentalScore":25,"EnvironmentalSeverity":25},"3.1","NETWORK","HIGH","NONE","UNCHANGED",null,2.2,5.9,{"Source":29,"Type":30,"CVSSData":31,"ExploitabilityScore":26,"ImpactScore":27},"psirt@fortinet.com","Secondary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":22,"IntegrityImpact":22,"AvailabilityImpact":22,"BaseScore":12,"BaseSeverity":22,"ExploitCodeMaturity":25,"RemediationLevel":25,"ReportConfidence":25,"TemporalScore":25,"TemporalSeverity":25,"ConfidentialityRequirement":25,"IntegrityRequirement":25,"AvailabilityRequirement":22,"ModifiedAttackVector":25,"ModifiedAttackComplexity":25,"ModifiedPrivilegesRequired":25,"ModifiedUserInteraction":25,"ModifiedScope":25,"ModifiedConfidentialityImpact":25,"ModifiedIntegrityImpact":25,"ModifiedAvailabilityImpact":25,"EnvironmentalScore":25,"EnvironmentalSeverity":25},[33],{"Source":17,"Type":18,"CVSSData":34,"BaseSeverity":37,"ExploitabilityScore":40,"ImpactScore":41,"ACInsufInfo":25,"ObtainAllPrivilege":25,"ObtainUserPrivilege":25,"ObtainOtherPrivilege":25,"UserInteractionRequired":25},{"Version":35,"VectorString":36,"AccessVector":21,"AccessComplexity":37,"Authentication":23,"ConfidentialityImpact":38,"IntegrityImpact":38,"AvailabilityImpact":38,"BaseScore":39,"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:N\u002FAC:M\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","MEDIUM","PARTIAL",6.8,8.6,6.4,0.01154,[42,42,42,42,42,42,42],"High",[46],{"vendor":47,"product":48,"version":49,"criteria":50,"vulnerable":4},"fortinet","fortiportal","*","cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*",1,[53],{"url":54,"source":55,"tags":56},"https:\u002F\u002Ffortiguard.com\u002Fpsirt\u002FFG-IR-21-099","Fortiguard",[57],"Vendor Advisory",[59],{"id":60,"name":61,"description":62,"extendedDescription":63,"status":64,"abstraction":65,"structure":66},"CWE-338","Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)","The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong.","When a non-cryptographic PRNG is used in a cryptographic context, it can expose the cryptography to certain types of attacks.\nOften a pseudo-random number generator (PRNG) is not designed for cryptography. Sometimes a mediocre source of randomness is sufficient or preferable for algorithms that use random numbers. Weak generators generally take less processing power and\u002For do not use the precious, finite, entropy sources on a system. While such PRNGs might have very useful features, these same features could be used to break the cryptography.","Draft","Base","Simple",false,[],{"title":70,"metaDescription":71,"keywords":72,"canonicalUrl":73,"structuredData":74},"What is CVE-2021-36171? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-36171, a high severity cyber security vulnerability from 2022. The use of a cryptographically weak pseudo-random number ge...","CVE-2021-36171, CVE-2021-36171 vulnerability, CVE-2021-36171 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2022, CVSS score, exploit, patch, remediation, fortinet security, fortiportal vulnerability","\u002Fwhat-is\u002Fcve-2021-36171",{"@context":75,"@type":76,"headline":70,"description":71,"datePublished":10,"dateModified":11,"author":77,"publisher":81,"about":85,"mainEntityOfPage":89,"articleSection":92,"keywords":93},"https:\u002F\u002Fschema.org","TechArticle",{"@type":78,"name":79,"url":80},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":78,"name":79,"url":80,"logo":82},{"@type":83,"url":84},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":86,"name":6,"description":87,"additionalType":88},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":90,"@id":91},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-36171","Cybersecurity","CVE-2021-36171, CVE-2021-36171 vulnerability, CVE-2021-36171 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[95],{"Operator":25,"Negate":25,"Nodes":96},[97],{"Operator":98,"Negate":25,"CPEMatch":99},"OR",[100,103,107,111,115,119,123,127],{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":101,"VersionStartExcluding":25,"VersionStartIncluding":25,"VersionEndExcluding":25,"VersionEndIncluding":102},"6AE2410A-BB98-4652-98ED-18B33E52DBE5","4.0.4",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":104,"VersionStartExcluding":25,"VersionStartIncluding":105,"VersionEndExcluding":25,"VersionEndIncluding":106},"38B071DD-7C34-4EDC-9D87-EE0C32DA8256","4.1.0","4.1.2",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":108,"VersionStartExcluding":25,"VersionStartIncluding":109,"VersionEndExcluding":25,"VersionEndIncluding":110},"638521CB-28CE-4C96-88FE-270E6E9867EF","4.2.0","4.2.4",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":112,"VersionStartExcluding":25,"VersionStartIncluding":113,"VersionEndExcluding":25,"VersionEndIncluding":114},"4AE4255A-A854-4A11-8860-A558E1D77F30","5.0.0","5.0.3",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":116,"VersionStartExcluding":25,"VersionStartIncluding":117,"VersionEndExcluding":25,"VersionEndIncluding":118},"6F09B0F2-D95C-478B-9AA2-CCE1D2D1E497","5.1.0","5.1.2",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":120,"VersionStartExcluding":25,"VersionStartIncluding":121,"VersionEndExcluding":122,"VersionEndIncluding":25},"8C74392D-4BC1-4E95-B3A4-7E6BADE5141D","5.2.0","5.2.7",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":124,"VersionStartExcluding":25,"VersionStartIncluding":125,"VersionEndExcluding":126,"VersionEndIncluding":25},"9AD92C9F-8593-43C5-B5C1-F0F8EDE2326E","5.3.0","5.3.7",{"Vulnerable":4,"Criteria":50,"MatchCriteriaID":128,"VersionStartExcluding":25,"VersionStartIncluding":129,"VersionEndExcluding":130,"VersionEndIncluding":25},"08ECB3CD-EAA3-488F-9711-85F88B80E2F1","6.0.0","6.0.6",[],[],{"lastModified":11,"cacheTime":134,"version":35},1792353353269,{"score":136,"band":137,"action":138,"scoredAt":139},47,"Medium","Plan remediation","2026-10-16T06:53:39.86863+00:00"]