[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fN-zKlz3F_PLE8fzpNPyrgB8JSfOnD7E4FpB2ctHoFoo":3,"g5a-risk:CVE-2025-23018":117},{"success":4,"data":5,"meta":114},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":29,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":48,"references":49,"referencesCount":67,"weaknesses":68,"weaknessesCount":48,"isActivelyExploited":77,"cisaInfo":29,"otxData":29,"relatedBlogPosts":78,"seoMetadata":79,"configurations":104,"relatedVendorCves":112,"notableEvents":113},"CVE-2025-23018","What is CVE-2025-23018?","IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not require the validation or verification of the source of a network packet, allowing an attacker to spoof and route arbitrary traffic via an exposed network interface. This is a similar issue to CVE-2020-10136.","IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not require the validation or verification of the source of a network packet, allowing an attacker to s...","2025-01-14T20:15:32.44","2025-11-03T21:19:14.35",6.5,"CVSS:3.1\u002FAV:N\u002FAC:H\u002FPR:N\u002FUI:N\u002FS:C\u002FC:L\u002FI:L\u002FA:L",{"CVSSMetricV31":15,"CVSSMetricV30":37,"CVSSMetricV2":38,"CVSSMetricV40":29},[16,32],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":30,"ImpactScore":31},"cve@mitre.org","Secondary",{"Version":20,"VectorString":21,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":24,"BaseScore":27,"BaseSeverity":28,"ExploitCodeMaturity":29,"RemediationLevel":29,"ReportConfidence":29,"TemporalScore":29,"TemporalSeverity":29,"ConfidentialityRequirement":29,"IntegrityRequirement":29,"AvailabilityRequirement":29,"ModifiedAttackVector":29,"ModifiedAttackComplexity":29,"ModifiedPrivilegesRequired":29,"ModifiedUserInteraction":29,"ModifiedScope":29,"ModifiedConfidentialityImpact":29,"ModifiedIntegrityImpact":29,"ModifiedAvailabilityImpact":29,"EnvironmentalScore":29,"EnvironmentalSeverity":29},"3.1","CVSS:3.1\u002FAV:N\u002FAC:H\u002FPR:N\u002FUI:N\u002FS:C\u002FC:L\u002FI:L\u002FA:N","NETWORK","HIGH","NONE","CHANGED","LOW",5.4,"MEDIUM",null,2.2,2.7,{"Source":33,"Type":34,"CVSSData":35,"ExploitabilityScore":30,"ImpactScore":36},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":26,"IntegrityImpact":26,"AvailabilityImpact":26,"BaseScore":12,"BaseSeverity":28,"ExploitCodeMaturity":29,"RemediationLevel":29,"ReportConfidence":29,"TemporalScore":29,"TemporalSeverity":29,"ConfidentialityRequirement":29,"IntegrityRequirement":29,"AvailabilityRequirement":29,"ModifiedAttackVector":29,"ModifiedAttackComplexity":29,"ModifiedPrivilegesRequired":29,"ModifiedUserInteraction":29,"ModifiedScope":29,"ModifiedConfidentialityImpact":29,"ModifiedIntegrityImpact":29,"ModifiedAvailabilityImpact":29,"EnvironmentalScore":29,"EnvironmentalSeverity":29},3.7,[],[],0.01048,[39,39,39,39,39,39,39],"Medium",[43],{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"ietf","ipv6","-","cpe:2.3:a:ietf:ipv6:-:*:*:*:*:*:*:*",1,[50,55,59,63],{"url":51,"source":52,"tags":53},"https:\u002F\u002Fdatatracker.ietf.org\u002Fdoc\u002Fhtml\u002Frfc2473","Ietf",[54],"Technical Description",{"url":56,"source":57,"tags":58},"https:\u002F\u002Fpapers.mathyvanhoef.com\u002Fusenix2025-tunnels.pdf","Mathyvanhoef",[54],{"url":60,"source":61,"tags":62},"https:\u002F\u002Fwww.top10vpn.com\u002Fresearch\u002Ftunneling-protocol-vulnerability\u002F","Top10vpn",[54],{"url":64,"source":65,"tags":66},"https:\u002F\u002Fwww.kb.cert.org\u002Fvuls\u002Fid\u002F199397","Cert",[],4,[69],{"id":70,"name":71,"description":72,"extendedDescription":73,"status":74,"abstraction":75,"structure":76},"CWE-940","Improper Verification of Source of a Communication Channel","The product establishes a communication channel to handle an incoming request that has been initiated by an actor, but it does not properly verify that the request is coming from the expected origin.","When an attacker can successfully establish a communication channel from an untrusted origin, the attacker may be able to gain privileges and access unexpected functionality.","Incomplete","Base","Simple",false,[],{"title":80,"metaDescription":81,"keywords":82,"canonicalUrl":83,"structuredData":84},"What is CVE-2025-23018? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2025-23018, a medium severity cyber security vulnerability from 2025. IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not...","CVE-2025-23018, CVE-2025-23018 vulnerability, CVE-2025-23018 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, ietf security, ipv6 vulnerability","\u002Fwhat-is\u002Fcve-2025-23018",{"@context":85,"@type":86,"headline":80,"description":81,"datePublished":10,"dateModified":11,"author":87,"publisher":91,"about":95,"mainEntityOfPage":99,"articleSection":102,"keywords":103},"https:\u002F\u002Fschema.org","TechArticle",{"@type":88,"name":89,"url":90},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":88,"name":89,"url":90,"logo":92},{"@type":93,"url":94},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":96,"name":6,"description":97,"additionalType":98},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":100,"@id":101},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2025-23018","Cybersecurity","CVE-2025-23018, CVE-2025-23018 vulnerability, CVE-2025-23018 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[105],{"Operator":29,"Negate":29,"Nodes":106},[107],{"Operator":108,"Negate":77,"CPEMatch":109},"OR",[110],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":111,"VersionStartExcluding":29,"VersionStartIncluding":29,"VersionEndExcluding":29,"VersionEndIncluding":29},"9143AE03-F25A-4C4A-9037-DFBC9B4F5FB8",[],[],{"lastModified":11,"cacheTime":115,"version":116},1792356201731,"2.0",{"score":118,"band":119,"action":120,"scoredAt":121},29,"Low","Monitor","2026-10-16T07:05:20.750863+00:00"]