[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fLvQ7Gw_5MmvEaxth6d9ef5ShrV7p_BVJM8vPDZzHo0I":3,"g5a-risk:CVE-2020-8866":143},{"success":4,"data":5,"meta":141},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":49,"epssPercentile":27,"epssTimeSeries":50,"severity":51,"affectedProducts":52,"affectedProductsCount":67,"references":68,"referencesCount":67,"weaknesses":85,"weaknessesCount":94,"isActivelyExploited":95,"cisaInfo":27,"otxData":27,"relatedBlogPosts":96,"seoMetadata":97,"configurations":122,"relatedVendorCves":139,"notableEvents":140},"CVE-2020-8866","What is CVE-2020-8866?","This vulnerability allows remote attackers to create arbitrary files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw exists within add.php. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the www-data user. Was ZDI-CAN-10125.","This vulnerability allows remote attackers to create arbitrary files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is r...","2020-03-23T21:15:12.643","2022-10-07T15:35:40.95",6.5,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:N\u002FI:H\u002FA:N",{"CVSSMetricV31":15,"CVSSMetricV30":30,"CVSSMetricV2":39,"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":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":23,"IntegrityImpact":25,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":23,"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","MEDIUM",null,2.8,3.6,[31],{"Source":32,"Type":33,"CVSSData":34,"ExploitabilityScore":28,"ImpactScore":38},"zdi-disclosures@trendmicro.com","Secondary",{"Version":35,"VectorString":36,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":23,"IntegrityImpact":22,"AvailabilityImpact":23,"BaseScore":37,"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},"3.0","CVSS:3.0\u002FAV:N\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:N\u002FI:L\u002FA:N",4.3,1.4,[40],{"Source":17,"Type":18,"CVSSData":41,"BaseSeverity":26,"ExploitabilityScore":47,"ImpactScore":48,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":27},{"Version":42,"VectorString":43,"AccessVector":21,"AccessComplexity":22,"Authentication":44,"ConfidentialityImpact":23,"IntegrityImpact":45,"AvailabilityImpact":23,"BaseScore":46,"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:S\u002FC:N\u002FI:P\u002FA:N","SINGLE","PARTIAL",4,8,2.9,0.09579,[49,49,49,49,49,49,49],"Medium",[53,58,62],{"vendor":54,"product":55,"version":56,"criteria":57,"vulnerable":4},"horde","groupware","5.2.22","cpe:2.3:a:horde:groupware:5.2.22:*:*:*:webmail:*:*:*",{"vendor":54,"product":59,"version":60,"criteria":61,"vulnerable":4},"horde_form","*","cpe:2.3:a:horde:horde_form:*:*:*:*:*:*:*:*",{"vendor":63,"product":64,"version":65,"criteria":66,"vulnerable":4},"debian","debian_linux","8.0","cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",3,[69,75,80],{"url":70,"source":71,"tags":72},"https:\u002F\u002Flists.debian.org\u002Fdebian-lts-announce\u002F2020\u002F03\u002Fmsg00036.html","Debian",[73,74],"Mailing List","Third Party Advisory",{"url":76,"source":77,"tags":78},"https:\u002F\u002Flists.horde.org\u002Farchives\u002Fannounce\u002F2020\u002F001288.html","Horde",[73,79],"Vendor Advisory",{"url":81,"source":82,"tags":83},"https:\u002F\u002Fwww.zerodayinitiative.com\u002Fadvisories\u002FZDI-20-275\u002F","Zerodayinitiative",[74,84],"VDB Entry",[86],{"id":87,"name":88,"description":89,"extendedDescription":90,"status":91,"abstraction":92,"structure":93},"CWE-434","Unrestricted Upload of File with Dangerous Type","The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.","","Draft","Base","Simple",1,false,[],{"title":98,"metaDescription":99,"keywords":100,"canonicalUrl":101,"structuredData":102},"What is CVE-2020-8866? 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