[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f9f2UKd_RDDB7nzxXuTcRMQ50xfJ_Rm-aR_sT2Igdo0A":3,"g5a-risk:CVE-2020-9257":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":40,"epssPercentile":27,"epssTimeSeries":41,"severity":42,"affectedProducts":43,"affectedProductsCount":53,"references":54,"referencesCount":60,"weaknesses":61,"weaknessesCount":60,"isActivelyExploited":70,"cisaInfo":27,"otxData":27,"relatedBlogPosts":71,"seoMetadata":72,"configurations":97,"relatedVendorCves":131,"notableEvents":132},"CVE-2020-9257","What is CVE-2020-9257?","HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E19R2P5patch02), versions earlier than 10.1.0.126(C10E11R5P1), and versions earlier than 10.1.0.160(C00E160R2P8) have a buffer overflow vulnerability. The software access data past the end, or before the beginning, of the intended buffer when handling certain operations of certificate, the attacker should trick the user into installing a malicious application, successful exploit may cause code execution.","HUAWEI P30 Pro smartphones with versions earlier than 10.1.0.123(C432E19R2P5patch02), versions earlier than 10.1.0.126(C10E11R5P1), and versions earlier than...","2020-07-17T23:15:11.757","2020-07-22T19:44:28.007",8.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:R\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":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":26,"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","REQUIRED","UNCHANGED","HIGH",null,2.8,5.9,[31],{"Source":17,"Type":18,"CVSSData":32,"BaseSeverity":35,"ExploitabilityScore":38,"ImpactScore":39,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":4},{"Version":33,"VectorString":34,"AccessVector":21,"AccessComplexity":35,"Authentication":23,"ConfidentialityImpact":36,"IntegrityImpact":36,"AvailabilityImpact":36,"BaseScore":37,"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:M\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","MEDIUM","PARTIAL",6.8,8.6,6.4,0.00751,[40,40,40,40,40,40,40],"High",[44,49],{"vendor":45,"product":46,"version":47,"criteria":48,"vulnerable":4},"huawei","p30_pro_firmware","*","cpe:2.3:o:huawei:p30_pro_firmware:*:*:*:*:*:*:*:*",{"vendor":45,"product":50,"version":51,"criteria":52,"vulnerable":4},"p30_pro","-","cpe:2.3:h:huawei:p30_pro:-:*:*:*:*:*:*:*",2,[55],{"url":56,"source":57,"tags":58},"https:\u002F\u002Fwww.huawei.com\u002Fen\u002Fpsirt\u002Fsecurity-advisories\u002Fhuawei-sa-20200715-03-smartphone-en","Huawei",[59],"Vendor Advisory",1,[62],{"id":63,"name":64,"description":65,"extendedDescription":66,"status":67,"abstraction":68,"structure":69},"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",false,[],{"title":73,"metaDescription":74,"keywords":75,"canonicalUrl":76,"structuredData":77},"What is CVE-2020-9257? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2020-9257, a high severity cyber security vulnerability from 2020. HUAWEI P30 Pro smartphones with versions earlier than 10.1.0...","CVE-2020-9257, CVE-2020-9257 vulnerability, CVE-2020-9257 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2020, CVSS score, exploit, patch, remediation, huawei security, p30_pro_firmware vulnerability, p30_pro vulnerability","\u002Fwhat-is\u002Fcve-2020-9257",{"@context":78,"@type":79,"headline":73,"description":74,"datePublished":10,"dateModified":11,"author":80,"publisher":84,"about":88,"mainEntityOfPage":92,"articleSection":95,"keywords":96},"https:\u002F\u002Fschema.org","TechArticle",{"@type":81,"name":82,"url":83},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":81,"name":82,"url":83,"logo":85},{"@type":86,"url":87},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":89,"name":6,"description":90,"additionalType":91},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":93,"@id":94},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2020-9257","Cybersecurity","CVE-2020-9257, CVE-2020-9257 vulnerability, CVE-2020-9257 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[98,111,121],{"Operator":99,"Negate":27,"Nodes":100},"AND",[101,107],{"Operator":102,"Negate":27,"CPEMatch":103},"OR",[104],{"Vulnerable":4,"Criteria":48,"MatchCriteriaID":105,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":106,"VersionEndIncluding":27},"1CFEFFE4-9C9D-42BD-A183-338606D53ACC","10.1.0.123\\(c432e19r2p5patch02\\)",{"Operator":102,"Negate":27,"CPEMatch":108},[109],{"Vulnerable":27,"Criteria":52,"MatchCriteriaID":110,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"6DB671DB-CB5B-46E0-B221-722D051184DE",{"Operator":99,"Negate":27,"Nodes":112},[113,118],{"Operator":102,"Negate":27,"CPEMatch":114},[115],{"Vulnerable":4,"Criteria":48,"MatchCriteriaID":116,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":117,"VersionEndIncluding":27},"DC534873-48EE-4C7F-A27E-DB70BA3FD5D0","10.1.0.126\\(c10e11r5p1\\)",{"Operator":102,"Negate":27,"CPEMatch":119},[120],{"Vulnerable":27,"Criteria":52,"MatchCriteriaID":110,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},{"Operator":99,"Negate":27,"Nodes":122},[123,128],{"Operator":102,"Negate":27,"CPEMatch":124},[125],{"Vulnerable":4,"Criteria":48,"MatchCriteriaID":126,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":127,"VersionEndIncluding":27},"4818ECF7-B4D4-4AF4-9DAA-FE08F56B26FC","10.1.0.160\\(c00e160r2p8\\)",{"Operator":102,"Negate":27,"CPEMatch":129},[130],{"Vulnerable":27,"Criteria":52,"MatchCriteriaID":110,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},[],[],{"lastModified":11,"cacheTime":134,"version":33},1792375452035,{"score":136,"band":137,"action":138,"scoredAt":139},47,"Medium","Plan remediation","2026-10-16T06:49:03.311724+00:00"]