[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fl1KK6Zjsr3Md_CUabBPHL2xWkwjwv1alcJIiCW4pWRI":3,"g5a-risk:CVE-2025-21021":113},{"success":4,"data":5,"meta":110},true,{"cveId":6,"title":7,"description":8,"shortDescription":8,"publishedDate":9,"lastModified":10,"cvssScore":11,"cvssVector":12,"cvssMetrics":13,"epssScore":39,"epssPercentile":27,"epssTimeSeries":40,"severity":42,"affectedProducts":43,"affectedProductsCount":49,"references":50,"referencesCount":49,"weaknesses":56,"weaknessesCount":49,"isActivelyExploited":65,"cisaInfo":27,"otxData":27,"relatedBlogPosts":66,"seoMetadata":67,"configurations":92,"relatedVendorCves":101,"notableEvents":102},"CVE-2025-21021","What is CVE-2025-21021?","Out-of-bounds write in drawing pinpad in Blockchain Keystore prior to version 1.3.17.2 allows local privileged attackers to write out-of-bounds memory.","2025-08-06T05:15:34.887","2025-08-15T15:55:32.907",6.7,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:H\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":14,"CVSSMetricV30":37,"CVSSMetricV2":38,"CVSSMetricV40":27},[15,30],{"Source":16,"Type":17,"CVSSData":18,"ExploitabilityScore":28,"ImpactScore":29},"mobile.security@samsung.com","Secondary",{"Version":19,"VectorString":20,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":22,"IntegrityImpact":22,"AvailabilityImpact":23,"BaseScore":25,"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","CVSS:3.1\u002FAV:L\u002FAC:H\u002FPR:H\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:N","LOCAL","HIGH","NONE","UNCHANGED",5.7,"MEDIUM",null,0.5,5.2,{"Source":31,"Type":32,"CVSSData":33,"ExploitabilityScore":35,"ImpactScore":36},"nvd@nist.gov","Primary",{"Version":19,"VectorString":12,"AttackVector":21,"AttackComplexity":34,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":22,"IntegrityImpact":22,"AvailabilityImpact":22,"BaseScore":11,"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},"LOW",0.8,5.9,[],[],0.00136,[41,41,41,41,41,41,39],0.00129,"Medium",[44],{"vendor":45,"product":46,"version":47,"criteria":48,"vulnerable":4},"samsung","blockchain_keystore","*","cpe:2.3:a:samsung:blockchain_keystore:*:*:*:*:*:*:*:*",1,[51],{"url":52,"source":53,"tags":54},"https:\u002F\u002Fsecurity.samsungmobile.com\u002FserviceWeb.smsb?year=2025&month=08","Samsungmobile",[55],"Vendor Advisory",[57],{"id":58,"name":59,"description":60,"extendedDescription":61,"status":62,"abstraction":63,"structure":64},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","","Draft","Base","Simple",false,[],{"title":68,"metaDescription":69,"keywords":70,"canonicalUrl":71,"structuredData":72},"What is CVE-2025-21021? Vulnerability Analysis | Security Advisory | EdgeProtect","Comprehensive analysis of CVE-2025-21021, a medium severity cyber security vulnerability from 2025. Out-of-bounds write in drawing pinpad in Blockchain Keyst...","CVE-2025-21021, CVE-2025-21021 vulnerability, CVE-2025-21021 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2025, CVSS score, exploit, patch, remediation, samsung security, blockchain_keystore vulnerability","\u002Fwhat-is\u002Fcve-2025-21021",{"@context":73,"@type":74,"headline":68,"description":69,"datePublished":9,"dateModified":10,"author":75,"publisher":79,"about":83,"mainEntityOfPage":87,"articleSection":90,"keywords":91},"https:\u002F\u002Fschema.org","TechArticle",{"@type":76,"name":77,"url":78},"Organization","EdgeProtect","https:\u002F\u002Fedgeprotect.io",{"@type":76,"name":77,"url":78,"logo":80},{"@type":81,"url":82},"ImageObject","https:\u002F\u002Fedgeprotect.io\u002Fimg\u002Flogos\u002Fedgeprotect-logo-512.png",{"@type":84,"name":6,"description":85,"additionalType":86},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":88,"@id":89},"WebPage","https:\u002F\u002Fedgeprotect.io\u002Fwhat-is\u002Fcve-2025-21021","Cybersecurity","CVE-2025-21021, CVE-2025-21021 vulnerability, CVE-2025-21021 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[93],{"Operator":27,"Negate":27,"Nodes":94},[95],{"Operator":96,"Negate":65,"CPEMatch":97},"OR",[98],{"Vulnerable":4,"Criteria":48,"MatchCriteriaID":99,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":100,"VersionEndIncluding":27},"D97199FA-9E57-4D37-AA98-466183EAA964","1.3.17.2",[],[103],{"id":104,"eventType":105,"eventTime":106,"details":107,"label":108,"color":109},"b205cd1d-08eb-41cb-852a-38cc3af86d68","NEW_NVD","2025-08-07T04:01:08.373287+00:00","New CVE added to NVD","Published to NVD","blue",{"lastModified":10,"cacheTime":111,"version":112},1793228699553,"2.0",{"score":114,"band":115,"action":116,"scoredAt":117},22,"Low","Monitor","2026-10-28T07:09:24.682599+00:00"]