[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fD0FeS0_z-by29QLP_lCdyoanAHn6KVoc-rOAg1ypELk":3,"g5a-risk:CVE-2023-47856":129},{"success":4,"data":5,"meta":126},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":32,"epssPercentile":26,"epssTimeSeries":33,"severity":34,"affectedProducts":35,"affectedProductsCount":51,"references":52,"referencesCount":51,"weaknesses":64,"weaknessesCount":78,"isActivelyExploited":50,"cisaInfo":26,"otxData":26,"relatedBlogPosts":79,"seoMetadata":80,"configurations":105,"relatedVendorCves":124,"notableEvents":125},"CVE-2023-47856","What is CVE-2023-47856?","A stack-based buffer overflow vulnerability exists in the boa set_RadvdPrefixParam functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.","A stack-based buffer overflow vulnerability exists in the boa set_RadvdPrefixParam functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted s...","2024-07-08T16:15:04.337","2026-06-17T06:33:25.323",7.2,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:H\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":29,"CVSSMetricV2":30,"CVSSMetricV40":31},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"talos-cna@cisco.com","Secondary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":24,"Scope":25,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":23,"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","HIGH","NONE","UNCHANGED",null,1.2,5.9,[],[],[],0.01413,[32,32,32,32,32,32,32],"High",[36,41,46],{"vendor":37,"product":38,"version":39,"criteria":40,"vulnerable":4},"realtek","rtl819x_jungle_software_development_kit","3.4.11","cpe:2.3:a:realtek:rtl819x_jungle_software_development_kit:3.4.11:*:*:*:*:*:*:*",{"vendor":42,"product":43,"version":44,"criteria":45,"vulnerable":4},"level1","wbr-6013_firmware","rer4_a_v3411b_2t2r_lev_09_170623","cpe:2.3:o:level1:wbr-6013_firmware:rer4_a_v3411b_2t2r_lev_09_170623:*:*:*:*:*:*:*",{"vendor":42,"product":47,"version":48,"criteria":49,"vulnerable":50},"wbr-6013","-","cpe:2.3:h:level1:wbr-6013:-:*:*:*:*:*:*:*",false,3,[53,59,61],{"url":54,"source":55,"tags":56},"https:\u002F\u002Ftalosintelligence.com\u002Fvulnerability_reports\u002FTALOS-2023-1892","Talosintelligence",[57,58],"Exploit","Third Party Advisory",{"url":54,"source":55,"tags":60},[57,58],{"url":62,"source":55,"tags":63},"https:\u002F\u002Fwww.talosintelligence.com\u002Fvulnerability_reports\u002FTALOS-2023-1892",[],[65,73],{"id":66,"name":67,"description":68,"extendedDescription":69,"status":70,"abstraction":71,"structure":72},"CWE-121","Stack-based Buffer Overflow","A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).","","Draft","Variant","Simple",{"id":74,"name":75,"description":76,"extendedDescription":69,"status":70,"abstraction":77,"structure":72},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","Base",2,[],{"title":81,"metaDescription":82,"keywords":83,"canonicalUrl":84,"structuredData":85},"What is CVE-2023-47856? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2023-47856, a high severity cyber security vulnerability from 2024. A stack-based buffer overflow vulnerability exists in the b...","CVE-2023-47856, CVE-2023-47856 vulnerability, CVE-2023-47856 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2024, CVSS score, exploit, patch, remediation, realtek security, level1 security, rtl819x_jungle_software_development_kit vulnerability, wbr-6013_firmware vulnerability, wbr-6013 vulnerability","\u002Fwhat-is\u002Fcve-2023-47856",{"@context":86,"@type":87,"headline":81,"description":82,"datePublished":10,"dateModified":11,"author":88,"publisher":92,"about":96,"mainEntityOfPage":100,"articleSection":103,"keywords":104},"https:\u002F\u002Fschema.org","TechArticle",{"@type":89,"name":90,"url":91},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":89,"name":90,"url":91,"logo":93},{"@type":94,"url":95},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":97,"name":6,"description":98,"additionalType":99},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":101,"@id":102},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2023-47856","Cybersecurity","CVE-2023-47856, CVE-2023-47856 vulnerability, CVE-2023-47856 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[106,113],{"Operator":26,"Negate":26,"Nodes":107},[108],{"Operator":109,"Negate":50,"CPEMatch":110},"OR",[111],{"Vulnerable":4,"Criteria":40,"MatchCriteriaID":112,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"7891A085-C128-426B-A8BB-70E688CAAF65",{"Operator":114,"Negate":26,"Nodes":115},"AND",[116,120],{"Operator":109,"Negate":50,"CPEMatch":117},[118],{"Vulnerable":4,"Criteria":45,"MatchCriteriaID":119,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"79082BA3-FBC4-4F38-8897-37E70D7B83D3",{"Operator":109,"Negate":50,"CPEMatch":121},[122],{"Vulnerable":50,"Criteria":49,"MatchCriteriaID":123,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"59DE58EE-DF41-48A2-B048-65A0666808F1",[],[],{"lastModified":11,"cacheTime":127,"version":128},1792270531538,"2.0",{"score":130,"band":131,"action":132,"scoredAt":133},54,"Medium","Plan remediation","2026-10-16T07:03:04.996332+00:00"]