[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fyJUxlwBZKO2-bJUWVgJfMqD7_VMLTy7WTpnq1FCx1Sw":3,"g5a-risk:CVE-2020-3299":204},{"success":4,"data":5,"meta":202},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":100,"references":101,"referencesCount":114,"weaknesses":115,"weaknessesCount":124,"isActivelyExploited":125,"cisaInfo":26,"otxData":26,"relatedBlogPosts":126,"seoMetadata":127,"configurations":152,"relatedVendorCves":200,"notableEvents":201},"CVE-2020-3299","What is CVE-2020-3299?","Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured File Policy for HTTP. The vulnerability is due to incorrect detection of modified HTTP packets used in chunked responses. An attacker could exploit this vulnerability by sending crafted HTTP packets through an affected device. A successful exploit could allow the attacker to bypass a configured File Policy for HTTP packets and deliver a malicious payload.","Multiple Cisco products are affected by a vulnerability in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a config...","2020-10-21T19:15:15.513","2023-05-22T18:57:24.75",5.8,"CVSS:3.1\u002FAV:N\u002FAC:L\u002FPR:N\u002FUI:N\u002FS:C\u002FC:N\u002FI:L\u002FA:N",{"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":22,"AvailabilityImpact":23,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":23,"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","MEDIUM",null,3.9,1.4,[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":22,"AvailabilityImpact":23,"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:L\u002FA:N",[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":41,"AvailabilityImpact":23,"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:P\u002FA:N","PARTIAL",5,10,2.9,0.02307,[45,45,45,45,45,45,45],"Medium",[49,54,58,61,64,67,70,73,76,79,82,85,88,91,94,97],{"vendor":50,"product":51,"version":52,"criteria":53,"vulnerable":4},"cisco","firepower_threat_defense","*","cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*",{"vendor":50,"product":55,"version":56,"criteria":57,"vulnerable":4},"cloud_services_router_1000v","-","cpe:2.3:a:cisco:cloud_services_router_1000v:-:*:*:*:*:*:*:*",{"vendor":50,"product":59,"version":56,"criteria":60,"vulnerable":4},"isrv","cpe:2.3:a:cisco:isrv:-:*:*:*:*:*:*:*",{"vendor":50,"product":62,"version":56,"criteria":63,"vulnerable":4},"1100-4p","cpe:2.3:h:cisco:1100-4p:-:*:*:*:*:*:*:*",{"vendor":50,"product":65,"version":56,"criteria":66,"vulnerable":4},"1100-8p","cpe:2.3:h:cisco:1100-8p:-:*:*:*:*:*:*:*",{"vendor":50,"product":68,"version":56,"criteria":69,"vulnerable":4},"1101-4p","cpe:2.3:h:cisco:1101-4p:-:*:*:*:*:*:*:*",{"vendor":50,"product":71,"version":56,"criteria":72,"vulnerable":4},"1109-2p","cpe:2.3:h:cisco:1109-2p:-:*:*:*:*:*:*:*",{"vendor":50,"product":74,"version":56,"criteria":75,"vulnerable":4},"1109-4p","cpe:2.3:h:cisco:1109-4p:-:*:*:*:*:*:*:*",{"vendor":50,"product":77,"version":56,"criteria":78,"vulnerable":4},"1111x-8p","cpe:2.3:h:cisco:1111x-8p:-:*:*:*:*:*:*:*",{"vendor":50,"product":80,"version":56,"criteria":81,"vulnerable":4},"4221_integrated_services_router","cpe:2.3:h:cisco:4221_integrated_services_router:-:*:*:*:*:*:*:*",{"vendor":50,"product":83,"version":56,"criteria":84,"vulnerable":4},"4331_integrated_services_router","cpe:2.3:h:cisco:4331_integrated_services_router:-:*:*:*:*:*:*:*",{"vendor":50,"product":86,"version":56,"criteria":87,"vulnerable":4},"4431_integrated_services_router","cpe:2.3:h:cisco:4431_integrated_services_router:-:*:*:*:*:*:*:*",{"vendor":50,"product":89,"version":56,"criteria":90,"vulnerable":4},"4461_integrated_services_router","cpe:2.3:h:cisco:4461_integrated_services_router:-:*:*:*:*:*:*:*",{"vendor":50,"product":92,"version":56,"criteria":93,"vulnerable":4},"isa_3000","cpe:2.3:h:cisco:isa_3000:-:*:*:*:*:*:*:*",{"vendor":50,"product":95,"version":56,"criteria":96,"vulnerable":4},"meraki_mx","cpe:2.3:h:cisco:meraki_mx:-:*:*:*:*:*:*:*",{"vendor":98,"product":98,"version":52,"criteria":99,"vulnerable":4},"snort","cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*",16,[102,106,111],{"url":103,"source":104,"tags":105},"https:\u002F\u002Flists.debian.org\u002Fdebian-lts-announce\u002F2023\u002F02\u002Fmsg00011.html","Debian",[],{"url":107,"source":108,"tags":109},"https:\u002F\u002Ftools.cisco.com\u002Fsecurity\u002Fcenter\u002Fcontent\u002FCiscoSecurityAdvisory\u002Fcisco-sa-ftd-bypass-3eCfd24j","Cisco",[110],"Vendor Advisory",{"url":112,"source":104,"tags":113},"https:\u002F\u002Fwww.debian.org\u002Fsecurity\u002F2023\u002Fdsa-5354",[],3,[116],{"id":117,"name":118,"description":119,"extendedDescription":120,"status":121,"abstraction":122,"structure":123},"CWE-693","Protection Mechanism Failure","The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.","This weakness covers three distinct situations. A \"missing\" protection mechanism occurs when the application does not define any mechanism against a certain class of attack. An \"insufficient\" protection mechanism might provide some defenses - for example, against the most common attacks - but it does not protect against everything that is intended. Finally, an \"ignored\" mechanism occurs when a mechanism is available and in active use within the product, but the developer has not applied it in some code path.","Draft","Pillar","Simple",1,false,[],{"title":128,"metaDescription":129,"keywords":130,"canonicalUrl":131,"structuredData":132},"What is CVE-2020-3299? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2020-3299, a medium severity cyber security vulnerability from 2020. Multiple Cisco products are affected by a vulnerability in...","CVE-2020-3299, CVE-2020-3299 vulnerability, CVE-2020-3299 security, medium 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, firepower_threat_defense vulnerability, cloud_services_router_1000v vulnerability, isrv vulnerability, 1100-4p vulnerability, 1100-8p vulnerability","\u002Fwhat-is\u002Fcve-2020-3299",{"@context":133,"@type":134,"headline":128,"description":129,"datePublished":10,"dateModified":11,"author":135,"publisher":139,"about":143,"mainEntityOfPage":147,"articleSection":150,"keywords":151},"https:\u002F\u002Fschema.org","TechArticle",{"@type":136,"name":137,"url":138},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":136,"name":137,"url":138,"logo":140},{"@type":141,"url":142},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":144,"name":6,"description":145,"additionalType":146},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":148,"@id":149},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2020-3299","Cybersecurity","CVE-2020-3299, CVE-2020-3299 vulnerability, CVE-2020-3299 security, medium severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[153,193],{"Operator":154,"Negate":26,"Nodes":155},"AND",[156,163],{"Operator":157,"Negate":26,"CPEMatch":158},"OR",[159],{"Vulnerable":4,"Criteria":53,"MatchCriteriaID":160,"VersionStartExcluding":26,"VersionStartIncluding":161,"VersionEndExcluding":162,"VersionEndIncluding":26},"6F7D9238-1584-434D-979A-3232DF02DF7C","6.0.0","6.3.0.1",{"Operator":157,"Negate":26,"CPEMatch":164},[165,167,169,171,173,175,177,179,181,183,185,187,189,191],{"Vulnerable":26,"Criteria":57,"MatchCriteriaID":166,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"237136F5-5A1B-4033-8B7C-CDAD66AF25DF",{"Vulnerable":26,"Criteria":60,"MatchCriteriaID":168,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"61BAD503-1B99-4489-BA0D-DF8F4E7398A1",{"Vulnerable":26,"Criteria":63,"MatchCriteriaID":170,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"AA8D5057-138A-42C4-BA35-8077A0A60068",{"Vulnerable":26,"Criteria":66,"MatchCriteriaID":172,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"ED555B12-41F4-4D62-B519-22601FB7AF8D",{"Vulnerable":26,"Criteria":69,"MatchCriteriaID":174,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"21B10158-5235-483E-BACD-C407609EA6BE",{"Vulnerable":26,"Criteria":72,"MatchCriteriaID":176,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"8964F9BA-6E6C-44BF-9A8C-93D081B6678C",{"Vulnerable":26,"Criteria":75,"MatchCriteriaID":178,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"51251FE1-67D2-4903-B7D3-E0C727B9A93C",{"Vulnerable":26,"Criteria":78,"MatchCriteriaID":180,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"784E4562-FE26-4049-9D23-4CA46432EE14",{"Vulnerable":26,"Criteria":81,"MatchCriteriaID":182,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"6C8AED7C-DDA3-4C29-BB95-6518C02C551A",{"Vulnerable":26,"Criteria":84,"MatchCriteriaID":184,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"5419CB9F-241F-4431-914F-2659BE27BEA5",{"Vulnerable":26,"Criteria":87,"MatchCriteriaID":186,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"5720462A-BE6B-4E84-A1A1-01E80BBA86AD",{"Vulnerable":26,"Criteria":90,"MatchCriteriaID":188,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"E8B60888-6E2B-494E-AC65-83337661EE7D",{"Vulnerable":26,"Criteria":93,"MatchCriteriaID":190,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"9510E97A-FD78-43C6-85BC-223001ACA264",{"Vulnerable":26,"Criteria":96,"MatchCriteriaID":192,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"43B23A83-E4ED-486F-8D7B-36A15C30564B",{"Operator":26,"Negate":26,"Nodes":194},[195],{"Operator":157,"Negate":26,"CPEMatch":196},[197],{"Vulnerable":4,"Criteria":99,"MatchCriteriaID":198,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":199,"VersionEndIncluding":26},"E80D88BC-34B2-4D1D-92D8-F51D50F46B5D","2.9.13.1",[],[],{"lastModified":11,"cacheTime":203,"version":39},1792358881301,{"score":205,"band":206,"action":207,"scoredAt":208},22,"Low","Monitor","2026-10-16T06:49:42.657755+00:00"]