[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fSvyal6KkAryfj2FGSY0qctWlTgq1YORa1gteaqC_rE8":3,"g5a-risk:CVE-2023-44839":118},{"success":4,"data":5,"meta":115},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":29,"epssPercentile":26,"epssTimeSeries":30,"severity":32,"affectedProducts":33,"affectedProductsCount":43,"references":44,"referencesCount":43,"weaknesses":56,"weaknessesCount":65,"isActivelyExploited":66,"cisaInfo":26,"otxData":26,"relatedBlogPosts":67,"seoMetadata":68,"configurations":93,"relatedVendorCves":106,"notableEvents":107},"CVE-2023-44839","What is CVE-2023-44839?","D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the Encryption parameter in the SetWLanRadioSecurity function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.","D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the Encryption parameter in the SetWLanRadioSecurity function. This vulnerability...","2023-10-05T16:15:12.117","2023-10-06T14:59:00.183",7.5,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:N\u002FI:N\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":26,"CVSSMetricV2":26,"CVSSMetricV40":26},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":25,"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,3.9,3.6,0.08866,[31,31,31,31,31,29,29],0.09576,"High",[34,39],{"vendor":35,"product":36,"version":37,"criteria":38,"vulnerable":4},"dlink","dir-823g_firmware","1.0.2b05","cpe:2.3:o:dlink:dir-823g_firmware:1.0.2b05:*:*:*:*:*:*:*",{"vendor":35,"product":40,"version":41,"criteria":42,"vulnerable":4},"dir-823g","a1","cpe:2.3:h:dlink:dir-823g:a1:*:*:*:*:*:*:*",2,[45,51],{"url":46,"source":47,"tags":48},"https:\u002F\u002Fgithub.com\u002Fbugfinder0\u002Fpublic_bug\u002Ftree\u002Fmain\u002Fdlink\u002Fdir823g\u002FSetWLanRadioSecurity_Encryption","GitHub",[49,50],"Exploit","Third Party Advisory",{"url":52,"source":53,"tags":54},"https:\u002F\u002Fwww.dlink.com\u002Fen\u002Fsecurity-bulletin\u002F","Dlink",[55],"Vendor Advisory",[57],{"id":58,"name":59,"description":60,"extendedDescription":61,"status":62,"abstraction":63,"structure":64},"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",1,false,[],{"title":69,"metaDescription":70,"keywords":71,"canonicalUrl":72,"structuredData":73},"What is CVE-2023-44839? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2023-44839, a high severity cyber security vulnerability from 2023. D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buf...","CVE-2023-44839, CVE-2023-44839 vulnerability, CVE-2023-44839 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2023, CVSS score, exploit, patch, remediation, dlink security, dir-823g_firmware vulnerability, dir-823g vulnerability","\u002Fwhat-is\u002Fcve-2023-44839",{"@context":74,"@type":75,"headline":69,"description":70,"datePublished":10,"dateModified":11,"author":76,"publisher":80,"about":84,"mainEntityOfPage":88,"articleSection":91,"keywords":92},"https:\u002F\u002Fschema.org","TechArticle",{"@type":77,"name":78,"url":79},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":77,"name":78,"url":79,"logo":81},{"@type":82,"url":83},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":85,"name":6,"description":86,"additionalType":87},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":89,"@id":90},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2023-44839","Cybersecurity","CVE-2023-44839, CVE-2023-44839 vulnerability, CVE-2023-44839 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[94],{"Operator":95,"Negate":26,"Nodes":96},"AND",[97,102],{"Operator":98,"Negate":26,"CPEMatch":99},"OR",[100],{"Vulnerable":4,"Criteria":38,"MatchCriteriaID":101,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"14A8546A-7F37-43D2-AD1E-DF65C6734057",{"Operator":98,"Negate":26,"CPEMatch":103},[104],{"Vulnerable":26,"Criteria":42,"MatchCriteriaID":105,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"EF303ADD-7BAC-4D2A-B644-D03B23F76DDB",[],[108],{"id":109,"eventType":110,"eventTime":111,"details":112,"label":113,"color":114},"8e12bfe0-311e-46bd-97e0-4824790ff941","HIGH_EPSS_DELTA","2025-12-19T04:04:28.016357+00:00","Daily EPSS score increased by 0.117 on 2023-12-30","EPSS Score Increased","red",{"lastModified":11,"cacheTime":116,"version":117},1792329663176,"2.0",{"score":119,"band":120,"action":121,"scoredAt":122},49,"Medium","Plan remediation","2026-10-16T06:59:22.264636+00:00"]