[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f6LcsvJjtWsXojRnPCjMC_OwmG0XBYvQC9tOwRw7A46U":3,"g5a-risk:CVE-2021-45742":119},{"success":4,"data":5,"meta":117},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":50,"references":51,"referencesCount":58,"weaknesses":59,"weaknessesCount":58,"isActivelyExploited":68,"cisaInfo":27,"otxData":27,"relatedBlogPosts":69,"seoMetadata":70,"configurations":95,"relatedVendorCves":108,"notableEvents":109},"CVE-2021-45742","What is CVE-2021-45742?","TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the \"Main\" function. This vulnerability allows attackers to execute arbitrary commands via the QUERY_STRING parameter.","TOTOLINK A720R v4.1.5cu.470_B20200911 was discovered to contain a command injection vulnerability in the \"Main\" function. This vulnerability allows attackers...","2022-02-04T02:15:08.487","2022-02-04T22:18:04.31",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":36,"ImpactScore":36,"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:C\u002FI:C\u002FA:C","COMPLETE",10,0.03069,[37,37,37,37,37,37,37],"Critical",[41,46],{"vendor":42,"product":43,"version":44,"criteria":45,"vulnerable":4},"totolink","a720r_firmware","4.1.5cu.470_b20200911","cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.470_b20200911:*:*:*:*:*:*:*",{"vendor":42,"product":47,"version":48,"criteria":49,"vulnerable":4},"a720r","-","cpe:2.3:h:totolink:a720r:-:*:*:*:*:*:*:*",2,[52],{"url":53,"source":54,"tags":55},"https:\u002F\u002Fgithub.com\u002Fpjqwudi\u002Fmy_vuln\u002Fblob\u002Fmain\u002Ftotolink\u002Fvuln_3\u002F3.md","GitHub",[56,57],"Exploit","Third Party Advisory",1,[60],{"id":61,"name":62,"description":63,"extendedDescription":64,"status":65,"abstraction":66,"structure":67},"CWE-77","Improper Neutralization of Special Elements used in a Command ('Command Injection')","The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.","Many protocols and products have their own custom command language. While OS or shell command strings are frequently discovered and targeted, developers may not realize that these other command languages might also be vulnerable to attacks.","Draft","Class","Simple",false,[],{"title":71,"metaDescription":72,"keywords":73,"canonicalUrl":74,"structuredData":75},"What is CVE-2021-45742? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-45742, a critical severity cyber security vulnerability from 2022. 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