[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fwHNIkCYkV4K_WcLkz3y4m1X_pcg8t6-pf5PVM129isE":3,"g5a-risk:CVE-2018-20177":171},{"success":4,"data":5,"meta":169},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":27,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":64,"references":65,"referencesCount":99,"weaknesses":100,"weaknessesCount":114,"isActivelyExploited":115,"cisaInfo":27,"otxData":27,"relatedBlogPosts":116,"seoMetadata":117,"configurations":142,"relatedVendorCves":167,"notableEvents":168},"CVE-2018-20177","What is CVE-2018-20177?","rdesktop versions up to and including v1.8.3 contain an Integer Overflow that leads to a Heap-Based Buffer Overflow in the function rdp_in_unistr() and results in memory corruption and possibly even a remote code execution.","rdesktop versions up to and including v1.8.3 contain an Integer Overflow that leads to a Heap-Based Buffer Overflow in the function rdp_in_unistr() and resul...","2019-03-15T18:29:00.423","2023-03-03T21:01:42.59",9.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":27,"CVSSMetricV2":30,"CVSSMetricV40":27},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":28,"ImpactScore":29},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":23,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":26,"ExploitCodeMaturity":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"TemporalSeverity":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":25,"ModifiedAttackVector":27,"ModifiedAttackComplexity":27,"ModifiedPrivilegesRequired":27,"ModifiedUserInteraction":27,"ModifiedScope":27,"ModifiedConfidentialityImpact":27,"ModifiedIntegrityImpact":27,"ModifiedAvailabilityImpact":27,"EnvironmentalScore":27,"EnvironmentalSeverity":27},"3.1","NETWORK","LOW","NONE","UNCHANGED","HIGH","CRITICAL",null,3.9,5.9,[31],{"Source":17,"Type":18,"CVSSData":32,"BaseSeverity":25,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":27,"ObtainAllPrivilege":27,"ObtainUserPrivilege":27,"ObtainOtherPrivilege":27,"UserInteractionRequired":27},{"Version":33,"VectorString":34,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":35,"IntegrityImpact":35,"AvailabilityImpact":35,"BaseScore":36,"BaseSeverity":27,"Exploitability":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"CollateralDamagePotential":27,"TargetDistribution":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":27,"EnvironmentalScore":27},"2.0","AV:N\u002FAC:L\u002FAu:N\u002FC:P\u002FI:P\u002FA:P","PARTIAL",7.5,10,6.4,0.07934,[39,39,39,39,39,39,39],"Critical",[43,47,52,55,60],{"vendor":44,"product":44,"version":45,"criteria":46,"vulnerable":4},"rdesktop","*","cpe:2.3:a:rdesktop:rdesktop:*:*:*:*:*:*:*:*",{"vendor":48,"product":49,"version":50,"criteria":51,"vulnerable":4},"debian","debian_linux","8.0","cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",{"vendor":48,"product":49,"version":53,"criteria":54,"vulnerable":4},"9.0","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",{"vendor":56,"product":57,"version":58,"criteria":59,"vulnerable":4},"opensuse","backports","sle-15","cpe:2.3:o:opensuse:backports:sle-15:sp1:*:*:*:*:*:*",{"vendor":56,"product":61,"version":62,"criteria":63,"vulnerable":4},"leap","15.1","cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",5,[66,72,78,83,87,92,96],{"url":67,"source":68,"tags":69},"http:\u002F\u002Flists.opensuse.org\u002Fopensuse-security-announce\u002F2019-09\u002Fmsg00040.html","Opensuse",[70,71],"Mailing List","Third Party Advisory",{"url":73,"source":74,"tags":75},"http:\u002F\u002Fwww.securityfocus.com\u002Fbid\u002F106938","Securityfocus",[76,71,77],"Broken Link","VDB Entry",{"url":79,"source":80,"tags":81},"https:\u002F\u002Fgithub.com\u002Frdesktop\u002Frdesktop\u002Fcommit\u002F4dca546d04321a610c1835010b5dad85163b65e1","GitHub",[82],"Patch",{"url":84,"source":85,"tags":86},"https:\u002F\u002Flists.debian.org\u002Fdebian-lts-announce\u002F2019\u002F02\u002Fmsg00030.html","Debian",[70,71],{"url":88,"source":89,"tags":90},"https:\u002F\u002Fresearch.checkpoint.com\u002Freverse-rdp-attack-code-execution-on-rdp-clients\u002F","Checkpoint",[91,71],"Exploit",{"url":93,"source":94,"tags":95},"https:\u002F\u002Fsecurity.gentoo.org\u002Fglsa\u002F201903-06","Gentoo",[71],{"url":97,"source":85,"tags":98},"https:\u002F\u002Fwww.debian.org\u002Fsecurity\u002F2019\u002Fdsa-4394",[71],7,[101,109],{"id":102,"name":103,"description":104,"extendedDescription":105,"status":106,"abstraction":107,"structure":108},"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",{"id":110,"name":111,"description":112,"extendedDescription":105,"status":113,"abstraction":107,"structure":108},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","Draft",2,false,[],{"title":118,"metaDescription":119,"keywords":120,"canonicalUrl":121,"structuredData":122},"What is CVE-2018-20177? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2018-20177, a critical severity cyber security vulnerability from 2019. rdesktop versions up to and including v1.8.3 contain an...","CVE-2018-20177, CVE-2018-20177 vulnerability, CVE-2018-20177 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2019, CVSS score, exploit, patch, remediation, rdesktop security, debian security, opensuse security, rdesktop vulnerability, debian_linux vulnerability, backports vulnerability, leap vulnerability","\u002Fwhat-is\u002Fcve-2018-20177",{"@context":123,"@type":124,"headline":118,"description":119,"datePublished":10,"dateModified":11,"author":125,"publisher":129,"about":133,"mainEntityOfPage":137,"articleSection":140,"keywords":141},"https:\u002F\u002Fschema.org","TechArticle",{"@type":126,"name":127,"url":128},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":126,"name":127,"url":128,"logo":130},{"@type":131,"url":132},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":134,"name":6,"description":135,"additionalType":136},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":138,"@id":139},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2018-20177","Cybersecurity","CVE-2018-20177, CVE-2018-20177 vulnerability, CVE-2018-20177 security, critical severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[143,151,159],{"Operator":27,"Negate":27,"Nodes":144},[145],{"Operator":146,"Negate":27,"CPEMatch":147},"OR",[148],{"Vulnerable":4,"Criteria":46,"MatchCriteriaID":149,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":150},"223ED7FC-79EF-4324-82AE-D3794128C7A3","1.8.3",{"Operator":27,"Negate":27,"Nodes":152},[153],{"Operator":146,"Negate":27,"CPEMatch":154},[155,157],{"Vulnerable":4,"Criteria":51,"MatchCriteriaID":156,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",{"Vulnerable":4,"Criteria":54,"MatchCriteriaID":158,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"DEECE5FC-CACF-4496-A3E7-164736409252",{"Operator":27,"Negate":27,"Nodes":160},[161],{"Operator":146,"Negate":27,"CPEMatch":162},[163,165],{"Vulnerable":4,"Criteria":59,"MatchCriteriaID":164,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"C84D9410-31B7-421A-AD99-8ED2E45A9BC6",{"Vulnerable":4,"Criteria":63,"MatchCriteriaID":166,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"B620311B-34A3-48A6-82DF-6F078D7A4493",[],[],{"lastModified":11,"cacheTime":170,"version":33},1792372317036,{"score":172,"band":173,"action":174,"scoredAt":175},61,"Medium","Plan remediation","2026-10-16T06:45:48.624001+00:00"]