[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f43EJx_7u3AcM2EHEkdnZQ17Jug4FVfIIBVgZjzXMYkU":3,"g5a-risk:CVE-2023-43826":113},{"success":4,"data":5,"meta":110},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":36,"epssPercentile":28,"epssTimeSeries":37,"severity":38,"affectedProducts":39,"affectedProductsCount":45,"references":46,"referencesCount":62,"weaknesses":63,"weaknessesCount":45,"isActivelyExploited":72,"cisaInfo":28,"otxData":28,"relatedBlogPosts":73,"seoMetadata":74,"configurations":99,"relatedVendorCves":108,"notableEvents":109},"CVE-2023-43826","What is CVE-2023-43826?","Apache Guacamole 1.5.3 and older do not consistently ensure that values received from a VNC server will not result in integer overflow. If a user connects to a malicious or compromised VNC server, specially-crafted data could result in memory corruption, possibly allowing arbitrary code to be executed with the privileges of the running guacd process.\n\nUsers are recommended to upgrade to version 1.5.4, which fixes this issue.","Apache Guacamole 1.5.3 and older do not consistently ensure that values received from a VNC server will not result in integer overflow. If a user connects to...","2023-12-19T20:15:08.3","2025-02-13T17:17:13.71",8.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":28,"CVSSMetricV2":28,"CVSSMetricV40":28},[16,31],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":29,"ImpactScore":30},"security@apache.org","Secondary",{"Version":20,"VectorString":21,"AttackVector":22,"AttackComplexity":23,"PrivilegesRequired":24,"UserInteraction":25,"Scope":26,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":27,"BaseSeverity":23,"ExploitCodeMaturity":28,"RemediationLevel":28,"ReportConfidence":28,"TemporalScore":28,"TemporalSeverity":28,"ConfidentialityRequirement":28,"IntegrityRequirement":28,"AvailabilityRequirement":23,"ModifiedAttackVector":28,"ModifiedAttackComplexity":28,"ModifiedPrivilegesRequired":28,"ModifiedUserInteraction":28,"ModifiedScope":28,"ModifiedConfidentialityImpact":28,"ModifiedIntegrityImpact":28,"ModifiedAvailabilityImpact":28,"EnvironmentalScore":28,"EnvironmentalSeverity":28},"3.1","CVSS:3.1\u002FAV:N\u002FAC:H\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H","NETWORK","HIGH","LOW","NONE","UNCHANGED",7.5,null,1.6,5.9,{"Source":32,"Type":33,"CVSSData":34,"ExploitabilityScore":35,"ImpactScore":30},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":22,"AttackComplexity":24,"PrivilegesRequired":24,"UserInteraction":25,"Scope":26,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":23,"ExploitCodeMaturity":28,"RemediationLevel":28,"ReportConfidence":28,"TemporalScore":28,"TemporalSeverity":28,"ConfidentialityRequirement":28,"IntegrityRequirement":28,"AvailabilityRequirement":23,"ModifiedAttackVector":28,"ModifiedAttackComplexity":28,"ModifiedPrivilegesRequired":28,"ModifiedUserInteraction":28,"ModifiedScope":28,"ModifiedConfidentialityImpact":28,"ModifiedIntegrityImpact":28,"ModifiedAvailabilityImpact":28,"EnvironmentalScore":28,"EnvironmentalSeverity":28},2.8,0.0089,[36,36,36,36,36,36,36],"High",[40],{"vendor":41,"product":42,"version":43,"criteria":44,"vulnerable":4},"apache","guacamole","*","cpe:2.3:a:apache:guacamole:*:*:*:*:*:*:*:*",1,[47,53,58,60],{"url":48,"source":49,"tags":50},"http:\u002F\u002Fwww.openwall.com\u002Flists\u002Foss-security\u002F2023\u002F12\u002F19\u002F4","Openwall",[51,52],"Mailing List","Third Party Advisory",{"url":54,"source":55,"tags":56},"https:\u002F\u002Flists.apache.org\u002Fthread\u002F23gzwftpfgtq97tj6ttmbclry53kmwv6","Apache",[51,57],"Vendor Advisory",{"url":48,"source":49,"tags":59},[51,52],{"url":54,"source":55,"tags":61},[51,57],4,[64],{"id":65,"name":66,"description":67,"extendedDescription":68,"status":69,"abstraction":70,"structure":71},"CWE-190","Integer Overflow or Wraparound","The product performs a calculation that can\n         produce an integer overflow or wraparound when the logic\n         assumes that the resulting value will always be larger than\n         the original value. This occurs when an integer value is\n         incremented to a value that is too large to store in the\n         associated representation. When this occurs, the value may\n         become a very small or negative number.","","Stable","Base","Simple",false,[],{"title":75,"metaDescription":76,"keywords":77,"canonicalUrl":78,"structuredData":79},"What is CVE-2023-43826? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2023-43826, a high severity cyber security vulnerability from 2023. Apache Guacamole 1.5.3 and older do not consistently ensure...","CVE-2023-43826, CVE-2023-43826 vulnerability, CVE-2023-43826 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, apache security, guacamole vulnerability","\u002Fwhat-is\u002Fcve-2023-43826",{"@context":80,"@type":81,"headline":75,"description":76,"datePublished":10,"dateModified":11,"author":82,"publisher":86,"about":90,"mainEntityOfPage":94,"articleSection":97,"keywords":98},"https:\u002F\u002Fschema.org","TechArticle",{"@type":83,"name":84,"url":85},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":83,"name":84,"url":85,"logo":87},{"@type":88,"url":89},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":91,"name":6,"description":92,"additionalType":93},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":95,"@id":96},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2023-43826","Cybersecurity","CVE-2023-43826, CVE-2023-43826 vulnerability, CVE-2023-43826 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[100],{"Operator":28,"Negate":28,"Nodes":101},[102],{"Operator":103,"Negate":28,"CPEMatch":104},"OR",[105],{"Vulnerable":4,"Criteria":44,"MatchCriteriaID":106,"VersionStartExcluding":28,"VersionStartIncluding":28,"VersionEndExcluding":28,"VersionEndIncluding":107},"BCF38330-2A18-4595-BDB4-0789A9F4BD2C","1.5.3",[],[],{"lastModified":11,"cacheTime":111,"version":112},1792361940520,"2.0",{"score":114,"band":115,"action":116,"scoredAt":117},47,"Medium","Plan remediation","2026-10-16T07:00:12.311116+00:00"]