[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkVy2Sub3MIF8Sijkd4KFWveeIIXoYgFvruW5NMNy8zQ":3,"g5a-risk:CVE-2020-3351":167},{"success":4,"data":5,"meta":165},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":45,"epssPercentile":26,"epssTimeSeries":46,"severity":47,"affectedProducts":48,"affectedProductsCount":43,"references":82,"referencesCount":88,"weaknesses":89,"weaknessesCount":88,"isActivelyExploited":98,"cisaInfo":26,"otxData":26,"relatedBlogPosts":99,"seoMetadata":100,"configurations":125,"relatedVendorCves":163,"notableEvents":164},"CVE-2020-3351","What is CVE-2020-3351?","A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper validation of fields in Cisco SD-WAN peering messages that are encapsulated in UDP packets. An attacker could exploit this vulnerability by sending crafted UDP messages to the targeted system. A successful exploit could allow the attacker to cause services on the device to fail, resulting in a DoS condition that could impact the targeted device and other devices that depend on it.","A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerabi...","2020-07-16T18:15:17.907","2020-07-23T21:02:21.203",8.6,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:C\u002FC:N\u002FI:N\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":29,"CVSSMetricV2":36,"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","CHANGED","HIGH",null,3.9,4,[30],{"Source":31,"Type":32,"CVSSData":33,"ExploitabilityScore":27,"ImpactScore":28},"ykramarz@cisco.com","Secondary",{"Version":34,"VectorString":35,"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":26,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},"3.0","CVSS:3.0\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:C\u002FC:N\u002FI:N\u002FA:H",[37],{"Source":17,"Type":18,"CVSSData":38,"BaseSeverity":25,"ExploitabilityScore":43,"ImpactScore":44,"ACInsufInfo":26,"ObtainAllPrivilege":26,"ObtainUserPrivilege":26,"ObtainOtherPrivilege":26,"UserInteractionRequired":26},{"Version":39,"VectorString":40,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":41,"BaseScore":42,"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:C","COMPLETE",7.8,10,6.9,0.01374,[45,45,45,45,45,45,45],"High",[49,54,58,61,64,67,70,73,76,79],{"vendor":50,"product":51,"version":52,"criteria":53,"vulnerable":4},"cisco","sd-wan_firmware","*","cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:*",{"vendor":50,"product":55,"version":56,"criteria":57,"vulnerable":4},"vedge_100","-","cpe:2.3:h:cisco:vedge_100:-:*:*:*:*:*:*:*",{"vendor":50,"product":59,"version":56,"criteria":60,"vulnerable":4},"vedge_1000","cpe:2.3:h:cisco:vedge_1000:-:*:*:*:*:*:*:*",{"vendor":50,"product":62,"version":56,"criteria":63,"vulnerable":4},"vedge_100b","cpe:2.3:h:cisco:vedge_100b:-:*:*:*:*:*:*:*",{"vendor":50,"product":65,"version":56,"criteria":66,"vulnerable":4},"vedge_100m","cpe:2.3:h:cisco:vedge_100m:-:*:*:*:*:*:*:*",{"vendor":50,"product":68,"version":56,"criteria":69,"vulnerable":4},"vedge_100wm","cpe:2.3:h:cisco:vedge_100wm:-:*:*:*:*:*:*:*",{"vendor":50,"product":71,"version":56,"criteria":72,"vulnerable":4},"vedge_2000","cpe:2.3:h:cisco:vedge_2000:-:*:*:*:*:*:*:*",{"vendor":50,"product":74,"version":56,"criteria":75,"vulnerable":4},"vedge_5000","cpe:2.3:h:cisco:vedge_5000:-:*:*:*:*:*:*:*",{"vendor":50,"product":77,"version":56,"criteria":78,"vulnerable":4},"vedge_cloud_router","cpe:2.3:a:cisco:vedge_cloud_router:-:*:*:*:*:*:*:*",{"vendor":50,"product":80,"version":56,"criteria":81,"vulnerable":4},"vsmart_controller","cpe:2.3:a:cisco:vsmart_controller:-:*:*:*:*:*:*:*",[83],{"url":84,"source":85,"tags":86},"https:\u002F\u002Ftools.cisco.com\u002Fsecurity\u002Fcenter\u002Fcontent\u002FCiscoSecurityAdvisory\u002Fcisco-sa-sdw-dos-KWOdyHnB","Cisco",[87],"Vendor Advisory",1,[90],{"id":91,"name":92,"description":93,"extendedDescription":94,"status":95,"abstraction":96,"structure":97},"CWE-400","Uncontrolled Resource Consumption","The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.","Limited resources include memory, file system storage, database connection pool entries, and CPU. If an attacker can trigger the allocation of these limited resources, but the number or size of the resources is not controlled, then the attacker could cause a denial of service that consumes all available resources. This would prevent valid users from accessing the product, and it could potentially have an impact on the surrounding environment. For example, a memory exhaustion attack against an application could slow down the application as well as its host operating system.\nThere are at least three distinct scenarios which can commonly lead to resource exhaustion:\nResource exhaustion problems are often result due to an incorrect implementation of the following situations:","Draft","Class","Simple",false,[],{"title":101,"metaDescription":102,"keywords":103,"canonicalUrl":104,"structuredData":105},"What is CVE-2020-3351? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2020-3351, a high severity cyber security vulnerability from 2020. A vulnerability in Cisco SD-WAN Solution Software could allo...","CVE-2020-3351, CVE-2020-3351 vulnerability, CVE-2020-3351 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2020, CVSS score, exploit, patch, remediation, cisco security, sd-wan_firmware vulnerability, vedge_100 vulnerability, vedge_1000 vulnerability, vedge_100b vulnerability, vedge_100m vulnerability","\u002Fwhat-is\u002Fcve-2020-3351",{"@context":106,"@type":107,"headline":101,"description":102,"datePublished":10,"dateModified":11,"author":108,"publisher":112,"about":116,"mainEntityOfPage":120,"articleSection":123,"keywords":124},"https:\u002F\u002Fschema.org","TechArticle",{"@type":109,"name":110,"url":111},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":109,"name":110,"url":111,"logo":113},{"@type":114,"url":115},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":117,"name":6,"description":118,"additionalType":119},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":121,"@id":122},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2020-3351","Cybersecurity","CVE-2020-3351, CVE-2020-3351 vulnerability, CVE-2020-3351 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[126,155],{"Operator":127,"Negate":26,"Nodes":128},"AND",[129,139],{"Operator":130,"Negate":26,"CPEMatch":131},"OR",[132,135],{"Vulnerable":4,"Criteria":53,"MatchCriteriaID":133,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":134,"VersionEndIncluding":26},"63CA5CB9-FD3B-46F0-AA1E-4F538C043863","17.2.7",{"Vulnerable":4,"Criteria":53,"MatchCriteriaID":136,"VersionStartExcluding":26,"VersionStartIncluding":137,"VersionEndExcluding":138,"VersionEndIncluding":26},"C47A3040-34A7-4D25-B733-22E90D516D3F","17.2.8","18.3.0",{"Operator":130,"Negate":26,"CPEMatch":140},[141,143,145,147,149,151,153],{"Vulnerable":26,"Criteria":57,"MatchCriteriaID":142,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"00AAB4DD-1C45-412F-84AA-C056A0BBFB9A",{"Vulnerable":26,"Criteria":60,"MatchCriteriaID":144,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"F019975D-3A45-4522-9CB9-F4258C371DF6",{"Vulnerable":26,"Criteria":63,"MatchCriteriaID":146,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"0811E0B5-889E-451E-B754-A8FEE32BDFA2",{"Vulnerable":26,"Criteria":66,"MatchCriteriaID":148,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"36973815-F46D-4ADA-B9DF-BCB70AC60BD3",{"Vulnerable":26,"Criteria":69,"MatchCriteriaID":150,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"061A302C-8D35-4E80-93DA-916DA7E90C06",{"Vulnerable":26,"Criteria":72,"MatchCriteriaID":152,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"140AF13E-4463-478B-AA94-97406A80CB86",{"Vulnerable":26,"Criteria":75,"MatchCriteriaID":154,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"1356861D-E6CA-4973-9597-629507E8C07E",{"Operator":26,"Negate":26,"Nodes":156},[157],{"Operator":130,"Negate":26,"CPEMatch":158},[159,161],{"Vulnerable":4,"Criteria":78,"MatchCriteriaID":160,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"3414A3DC-8CF2-41B5-BD73-127712934DE8",{"Vulnerable":4,"Criteria":81,"MatchCriteriaID":162,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"2F16884C-A2EE-4867-8806-6418E000078C",[],[],{"lastModified":11,"cacheTime":166,"version":39},1792368471355,{"score":168,"band":169,"action":170,"scoredAt":171},47,"Medium","Plan remediation","2026-10-16T06:49:03.269439+00:00"]