[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fINJxL0CpG3Bk8hJIaznRoa4Ks1Mu3vvyB6xxEn-mzGE":3,"g5a-risk:CVE-2020-8940":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":47,"epssPercentile":27,"epssTimeSeries":48,"severity":49,"affectedProducts":50,"affectedProductsCount":36,"references":56,"referencesCount":36,"weaknesses":63,"weaknessesCount":78,"isActivelyExploited":79,"cisaInfo":27,"otxData":27,"relatedBlogPosts":80,"seoMetadata":81,"configurations":106,"relatedVendorCves":115,"notableEvents":116},"CVE-2020-8940","What is CVE-2020-8940?","An arbitrary memory read vulnerability in Asylo versions up to 0.6.0 allows an untrusted attacker to make a call to enc_untrusted_recvmsg using an attacker controlled result parameter. The parameter size is unchecked allowing the attacker to read memory locations outside of the intended buffer size including memory addresses within the secure enclave. We recommend upgrading or past commit fa6485c5d16a7355eab047d4a44345a73bc9131e","An arbitrary memory read vulnerability in Asylo versions up to 0.6.0 allows an untrusted attacker to make a call to enc_untrusted_recvmsg using an attacker c...","2020-12-15T15:15:13.44","2020-12-17T17:25:44.247",5.5,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:N\u002FA:N",{"CVSSMetricV31":15,"CVSSMetricV30":27,"CVSSMetricV2":38,"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":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":23,"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","LOCAL","LOW","NONE","UNCHANGED","HIGH","MEDIUM",null,1.8,3.6,{"Source":31,"Type":32,"CVSSData":33,"ExploitabilityScore":36,"ImpactScore":37},"cve-coordination@google.com","Secondary",{"Version":20,"VectorString":34,"AttackVector":21,"AttackComplexity":25,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":22,"AvailabilityImpact":23,"BaseScore":35,"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},"CVSS:3.1\u002FAV:L\u002FAC:H\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:L\u002FA:N",5.3,1,4.2,[39],{"Source":17,"Type":18,"CVSSData":40,"BaseSeverity":22,"ExploitabilityScore":45,"ImpactScore":46,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":27},{"Version":41,"VectorString":42,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":43,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":44,"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:L\u002FAC:L\u002FAu:N\u002FC:P\u002FI:N\u002FA:N","PARTIAL",2.1,3.9,2.9,0.00133,[47,47,47,47,47,47,47],"Medium",[51],{"vendor":52,"product":53,"version":54,"criteria":55,"vulnerable":4},"google","asylo","*","cpe:2.3:a:google:asylo:*:*:*:*:*:*:*:*",[57],{"url":58,"source":59,"tags":60},"https:\u002F\u002Fgithub.com\u002Fgoogle\u002Fasylo\u002Fcommit\u002Ffa6485c5d16a7355eab047d4a44345a73bc9131e","GitHub",[61,62],"Patch","Third Party Advisory",[64,72],{"id":65,"name":66,"description":67,"extendedDescription":68,"status":69,"abstraction":70,"structure":71},"CWE-120","Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.","A buffer overflow condition exists when a product attempts to put more data in a buffer than it can hold, or when it attempts to put data in a memory area outside of the boundaries of a buffer. The simplest type of error, and the most common cause of buffer overflows, is the \"classic\" case in which the product copies the buffer without restricting how much is copied. Other variants exist, but the existence of a classic overflow strongly suggests that the programmer is not considering even the most basic of security protections.","Incomplete","Base","Simple",{"id":73,"name":74,"description":75,"extendedDescription":76,"status":77,"abstraction":70,"structure":71},"CWE-125","Out-of-bounds Read","The product reads data past the end, or before the beginning, of the intended buffer.","","Draft",2,false,[],{"title":82,"metaDescription":83,"keywords":84,"canonicalUrl":85,"structuredData":86},"What is CVE-2020-8940? Vulnerability Analysis | Security Advisory | EdgeProtect","Comprehensive analysis of CVE-2020-8940, a medium severity cyber security vulnerability from 2020. An arbitrary memory read vulnerability in Asylo versions u...","CVE-2020-8940, CVE-2020-8940 vulnerability, CVE-2020-8940 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2020, CVSS score, exploit, patch, remediation, google security, asylo vulnerability","\u002Fwhat-is\u002Fcve-2020-8940",{"@context":87,"@type":88,"headline":82,"description":83,"datePublished":10,"dateModified":11,"author":89,"publisher":93,"about":97,"mainEntityOfPage":101,"articleSection":104,"keywords":105},"https:\u002F\u002Fschema.org","TechArticle",{"@type":90,"name":91,"url":92},"Organization","EdgeProtect","https:\u002F\u002Fedgeprotect.io",{"@type":90,"name":91,"url":92,"logo":94},{"@type":95,"url":96},"ImageObject","https:\u002F\u002Fedgeprotect.io\u002Fimg\u002Flogos\u002Fedgeprotect-logo-512.png",{"@type":98,"name":6,"description":99,"additionalType":100},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":102,"@id":103},"WebPage","https:\u002F\u002Fedgeprotect.io\u002Fwhat-is\u002Fcve-2020-8940","Cybersecurity","CVE-2020-8940, CVE-2020-8940 vulnerability, CVE-2020-8940 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[107],{"Operator":27,"Negate":27,"Nodes":108},[109],{"Operator":110,"Negate":27,"CPEMatch":111},"OR",[112],{"Vulnerable":4,"Criteria":55,"MatchCriteriaID":113,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":114},"D4356338-A28E-442E-BD14-1A927E3824E9","0.6.0",[],[],{"lastModified":11,"cacheTime":118,"version":41},1793245213501,{"score":120,"band":121,"action":122,"scoredAt":123},17,"Info","Track","2026-07-01T10:25:41.734643+00:00"]