[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$feAJ7MCUwmyVijK8ysl664YVeUVo4702-63vZ4j9jtSs":3,"g5a-risk:CVE-2017-9445":137},{"success":4,"data":5,"meta":135},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":39,"epssPercentile":26,"epssTimeSeries":40,"severity":41,"affectedProducts":42,"affectedProductsCount":48,"references":49,"referencesCount":79,"weaknesses":80,"weaknessesCount":48,"isActivelyExploited":89,"cisaInfo":26,"otxData":26,"relatedBlogPosts":90,"seoMetadata":91,"configurations":116,"relatedVendorCves":126,"notableEvents":127},"CVE-2017-9445","What is CVE-2017-9445?","In systemd through 233, certain sizes passed to dns_packet_new in systemd-resolved can cause it to allocate a buffer that's too small. A malicious DNS server can exploit this via a response with a specially crafted TCP payload to trick systemd-resolved into allocating a buffer that's too small, and subsequently write arbitrary data beyond the end of it.","In systemd through 233, certain sizes passed to dns_packet_new in systemd-resolved can cause it to allocate a buffer that's too small. A malicious DNS server...","2017-06-28T06:29:00.19","2025-04-20T01:37:25.86",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":29,"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,[30],{"Source":17,"Type":18,"CVSSData":31,"BaseSeverity":36,"ExploitabilityScore":37,"ImpactScore":38,"ACInsufInfo":26,"ObtainAllPrivilege":26,"ObtainUserPrivilege":26,"ObtainOtherPrivilege":26,"UserInteractionRequired":26},{"Version":32,"VectorString":33,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":34,"BaseScore":35,"BaseSeverity":26,"Exploitability":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"CollateralDamagePotential":26,"TargetDistribution":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"EnvironmentalScore":26},"2.0","AV:N\u002FAC:L\u002FAu:N\u002FC:N\u002FI:N\u002FA:P","PARTIAL",5,"MEDIUM",10,2.9,0.54837,[39,39,39,39,39,39,39],"High",[43],{"vendor":44,"product":45,"version":46,"criteria":47,"vulnerable":4},"systemd_project","systemd","*","cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*",1,[50,57,62,66,71,73,75,77],{"url":51,"source":52,"tags":53},"http:\u002F\u002Fopenwall.com\u002Flists\u002Foss-security\u002F2017\u002F06\u002F27\u002F8","Openwall",[54,55,56],"Mailing List","Patch","Third Party Advisory",{"url":58,"source":59,"tags":60},"http:\u002F\u002Fwww.securityfocus.com\u002Fbid\u002F99302","Securityfocus",[56,61],"VDB Entry",{"url":63,"source":64,"tags":65},"http:\u002F\u002Fwww.securitytracker.com\u002Fid\u002F1038806","Securitytracker",[56,61],{"url":67,"source":68,"tags":69},"https:\u002F\u002Flaunchpad.net\u002Fbugs\u002F1695546","Launchpad",[70],"Broken Link",{"url":51,"source":52,"tags":72},[54,55,56],{"url":58,"source":59,"tags":74},[56,61],{"url":63,"source":64,"tags":76},[56,61],{"url":67,"source":68,"tags":78},[70],8,[81],{"id":82,"name":83,"description":84,"extendedDescription":85,"status":86,"abstraction":87,"structure":88},"CWE-787","Out-of-bounds Write","The product writes data past the end, or before the beginning, of the intended buffer.","","Draft","Base","Simple",false,[],{"title":92,"metaDescription":93,"keywords":94,"canonicalUrl":95,"structuredData":96},"What is CVE-2017-9445? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2017-9445, a high severity cyber security vulnerability from 2017. High exploit probability (54.8%). In systemd through 233, ce...","CVE-2017-9445, CVE-2017-9445 vulnerability, CVE-2017-9445 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2017, CVSS score, exploit, patch, remediation, systemd_project security, systemd vulnerability, high risk vulnerability, actively exploited, exploit available","\u002Fwhat-is\u002Fcve-2017-9445",{"@context":97,"@type":98,"headline":92,"description":93,"datePublished":10,"dateModified":11,"author":99,"publisher":103,"about":107,"mainEntityOfPage":111,"articleSection":114,"keywords":115},"https:\u002F\u002Fschema.org","TechArticle",{"@type":100,"name":101,"url":102},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":100,"name":101,"url":102,"logo":104},{"@type":105,"url":106},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":108,"name":6,"description":109,"additionalType":110},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":112,"@id":113},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2017-9445","Cybersecurity","CVE-2017-9445, CVE-2017-9445 vulnerability, CVE-2017-9445 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[117],{"Operator":26,"Negate":26,"Nodes":118},[119],{"Operator":120,"Negate":26,"CPEMatch":121},"OR",[122],{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":123,"VersionStartExcluding":26,"VersionStartIncluding":124,"VersionEndExcluding":26,"VersionEndIncluding":125},"838D37A0-18AB-4999-B577-3F38064D99A5","223","233",[],[128],{"id":129,"eventType":130,"eventTime":131,"details":132,"label":133,"color":134},"5d2a6f84-ebef-4b01-8de7-ce8a7746ae52","HIGH_EPSS_DELTA","2026-06-16T04:06:19.705815+00:00","Daily EPSS score increased by 0.538 on 2023-12-30","EPSS Score Increased","red",{"lastModified":11,"cacheTime":136,"version":32},1792238291876,{"score":138,"band":139,"action":140,"scoredAt":141},48,"Medium","Plan remediation","2026-10-17T09:05:47.238893+00:00"]