[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fLaTBpRkFVEkDCwtSUvqrNnnRfZHIMpXUFW975HO5DG4":3,"g5a-risk:CVE-2025-4834":182},{"success":4,"data":5,"meta":180},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":43,"epssPercentile":26,"epssTimeSeries":44,"severity":46,"affectedProducts":47,"affectedProductsCount":69,"references":70,"referencesCount":94,"weaknesses":95,"weaknessesCount":111,"isActivelyExploited":42,"cisaInfo":26,"otxData":26,"relatedBlogPosts":112,"seoMetadata":113,"configurations":138,"relatedVendorCves":171,"notableEvents":172},"CVE-2025-4834","What is CVE-2025-4834?","A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. It has been classified as critical. Affected is an unknown function of the file \u002Fboafrm\u002FformSetLg of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.","A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. It has been classified as critical. Affected is an unknown function of ...","2025-05-17T19:15:46.81","2025-05-23T15:50:33.98",8.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":29,"CVSSMetricV2":30,"CVSSMetricV40":26},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"cna@vuldb.com","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},"3.1","NETWORK","LOW","NONE","UNCHANGED","HIGH",null,2.8,5.9,[],[31],{"Source":17,"Type":32,"CVSSData":33,"BaseSeverity":25,"ExploitabilityScore":40,"ImpactScore":41,"ACInsufInfo":42,"ObtainAllPrivilege":42,"ObtainUserPrivilege":42,"ObtainOtherPrivilege":42,"UserInteractionRequired":42},"Secondary",{"Version":34,"VectorString":35,"AccessVector":21,"AccessComplexity":22,"Authentication":36,"ConfidentialityImpact":37,"IntegrityImpact":37,"AvailabilityImpact":37,"BaseScore":38,"BaseSeverity":39,"Exploitability":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"CollateralDamagePotential":26,"TargetDistribution":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"EnvironmentalScore":26},"2.0","AV:N\u002FAC:L\u002FAu:S\u002FC:C\u002FI:C\u002FA:C","SINGLE","COMPLETE",9,"",8,10,false,0.0085,[45,45,43,43,43,43,43],0.00812,"High",[48,53,57,60,63,66],{"vendor":49,"product":50,"version":51,"criteria":52,"vulnerable":4},"totolink","a702r_firmware","3.0.0-b20230809.1615","cpe:2.3:o:totolink:a702r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*",{"vendor":49,"product":54,"version":55,"criteria":56,"vulnerable":42},"a702r","-","cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*",{"vendor":49,"product":58,"version":51,"criteria":59,"vulnerable":4},"a3002r_firmware","cpe:2.3:o:totolink:a3002r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*",{"vendor":49,"product":61,"version":55,"criteria":62,"vulnerable":42},"a3002r","cpe:2.3:h:totolink:a3002r:-:*:*:*:*:*:*:*",{"vendor":49,"product":64,"version":51,"criteria":65,"vulnerable":4},"a3002ru_firmware","cpe:2.3:o:totolink:a3002ru_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*",{"vendor":49,"product":67,"version":55,"criteria":68,"vulnerable":42},"a3002ru","cpe:2.3:h:totolink:a3002ru:-:*:*:*:*:*:*:*",6,[71,76,82,86,89],{"url":72,"source":73,"tags":74},"https:\u002F\u002Fgithub.com\u002FCH13hh\u002Ftmp_store_cc\u002Fblob\u002Fmain\u002Ftoto\u002F12.md","GitHub",[75],"Broken Link",{"url":77,"source":78,"tags":79},"https:\u002F\u002Fvuldb.com\u002F?ctiid.309300","Vuldb",[80,81],"Permissions Required","VDB Entry",{"url":83,"source":78,"tags":84},"https:\u002F\u002Fvuldb.com\u002F?id.309300",[85,81],"Third Party Advisory",{"url":87,"source":78,"tags":88},"https:\u002F\u002Fvuldb.com\u002F?submit.574607",[85,81],{"url":90,"source":91,"tags":92},"https:\u002F\u002Fwww.totolink.net\u002F","Totolink",[93],"Product",5,[96,104],{"id":97,"name":98,"description":99,"extendedDescription":100,"status":101,"abstraction":102,"structure":103},"CWE-119","Improper Restriction of Operations within the Bounds of a Memory Buffer","The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","Certain languages allow direct addressing of memory locations and do not automatically ensure that these locations are valid for the memory buffer that is being referenced. This can cause read or write operations to be performed on memory locations that may be associated with other variables, data structures, or internal program data.","Stable","Class","Simple",{"id":105,"name":106,"description":107,"extendedDescription":108,"status":109,"abstraction":110,"structure":103},"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",2,[],{"title":114,"metaDescription":115,"keywords":116,"canonicalUrl":117,"structuredData":118},"What is CVE-2025-4834? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2025-4834, a high severity cyber security vulnerability from 2025. A vulnerability was found in TOTOLINK A702R, A3002R and A300...","CVE-2025-4834, CVE-2025-4834 vulnerability, CVE-2025-4834 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2025, CVSS score, exploit, patch, remediation, totolink security, a702r_firmware vulnerability, a702r vulnerability, a3002r_firmware vulnerability, a3002r vulnerability, a3002ru_firmware vulnerability","\u002Fwhat-is\u002Fcve-2025-4834",{"@context":119,"@type":120,"headline":114,"description":115,"datePublished":10,"dateModified":11,"author":121,"publisher":125,"about":129,"mainEntityOfPage":133,"articleSection":136,"keywords":137},"https:\u002F\u002Fschema.org","TechArticle",{"@type":122,"name":123,"url":124},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":122,"name":123,"url":124,"logo":126},{"@type":127,"url":128},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":130,"name":6,"description":131,"additionalType":132},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":134,"@id":135},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2025-4834","Cybersecurity","CVE-2025-4834, CVE-2025-4834 vulnerability, CVE-2025-4834 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[139,151,161],{"Operator":140,"Negate":26,"Nodes":141},"AND",[142,147],{"Operator":143,"Negate":42,"CPEMatch":144},"OR",[145],{"Vulnerable":4,"Criteria":52,"MatchCriteriaID":146,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"1C6732A8-F9EC-4900-B73A-2D41503690CC",{"Operator":143,"Negate":42,"CPEMatch":148},[149],{"Vulnerable":42,"Criteria":56,"MatchCriteriaID":150,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"49D3C58B-4632-464E-A0A6-33807E9A1842",{"Operator":140,"Negate":26,"Nodes":152},[153,157],{"Operator":143,"Negate":42,"CPEMatch":154},[155],{"Vulnerable":4,"Criteria":59,"MatchCriteriaID":156,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"70B4EA29-FA3F-4918-8333-1A32B472C881",{"Operator":143,"Negate":42,"CPEMatch":158},[159],{"Vulnerable":42,"Criteria":62,"MatchCriteriaID":160,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"2CBBBC48-8918-4D59-8059-285404AE7716",{"Operator":140,"Negate":26,"Nodes":162},[163,167],{"Operator":143,"Negate":42,"CPEMatch":164},[165],{"Vulnerable":4,"Criteria":65,"MatchCriteriaID":166,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"2171EC8D-AD68-40D2-86C3-E029D1E55BB4",{"Operator":143,"Negate":42,"CPEMatch":168},[169],{"Vulnerable":42,"Criteria":68,"MatchCriteriaID":170,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"21945D3C-27AA-4614-8D5D-C22DE8C56F94",[],[173],{"id":174,"eventType":175,"eventTime":176,"details":177,"label":178,"color":179},"1bf471a6-6082-48e1-bf7b-5272e167a53e","NEW_NVD","2025-05-18T02:15:11.933035+00:00","New CVE added to NVD","Published to NVD","blue",{"lastModified":11,"cacheTime":181,"version":34},1792333020566,{"score":183,"band":184,"action":185,"scoredAt":186},48,"Medium","Plan remediation","2026-10-16T07:07:18.741166+00:00"]