[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8eep7om-xed1zihidOsqsg8ofOD2A1yCuFFjvBNDaU4":3,"g5a-risk:CVE-2021-40114":184},{"success":4,"data":5,"meta":182},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":48,"epssPercentile":26,"epssTimeSeries":49,"severity":50,"affectedProducts":51,"affectedProductsCount":76,"references":77,"referencesCount":90,"weaknesses":91,"weaknessesCount":107,"isActivelyExploited":108,"cisaInfo":26,"otxData":26,"relatedBlogPosts":109,"seoMetadata":110,"configurations":135,"relatedVendorCves":180,"notableEvents":181},"CVE-2021-40114","What is CVE-2021-40114?","Multiple Cisco products are affected by a vulnerability in the way the Snort detection engine processes ICMP traffic that could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper memory resource management while the Snort detection engine is processing ICMP packets. An attacker could exploit this vulnerability by sending a series of ICMP packets through an affected device. A successful exploit could allow the attacker to exhaust resources on the affected device, causing the device to reload.","Multiple Cisco products are affected by a vulnerability in the way the Snort detection engine processes ICMP traffic that could allow an unauthenticated, rem...","2021-10-27T19:15:08.667","2023-11-07T03:38:28.33",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":39,"CVSSMetricV40":26},[16,29],{"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,{"Source":30,"Type":31,"CVSSData":32,"ExploitabilityScore":37,"ImpactScore":38},"d1c1063e-7a18-46af-9102-31f8928bc633","Secondary",{"Version":20,"VectorString":33,"AttackVector":21,"AttackComplexity":25,"PrivilegesRequired":23,"UserInteraction":23,"Scope":34,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":25,"BaseScore":35,"BaseSeverity":36,"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},"CVSS:3.1\u002FAV:N\u002FAC:H\u002FPR:N\u002FUI:N\u002FS:C\u002FC:N\u002FI:N\u002FA:H","CHANGED",6.8,"MEDIUM",2.2,4,[40],{"Source":17,"Type":18,"CVSSData":41,"BaseSeverity":25,"ExploitabilityScore":46,"ImpactScore":47,"ACInsufInfo":26,"ObtainAllPrivilege":26,"ObtainUserPrivilege":26,"ObtainOtherPrivilege":26,"UserInteractionRequired":26},{"Version":42,"VectorString":43,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":23,"IntegrityImpact":23,"AvailabilityImpact":44,"BaseScore":45,"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",7.8,10,6.9,0.02466,[48,48,48,48,48,48,48],"High",[52,57,60,63,66,70,73],{"vendor":53,"product":54,"version":55,"criteria":56,"vulnerable":4},"cisco","firepower_management_center","2.9.14.0","cpe:2.3:a:cisco:firepower_management_center:2.9.14.0:*:*:*:*:*:*:*",{"vendor":53,"product":54,"version":58,"criteria":59,"vulnerable":4},"2.9.15","cpe:2.3:a:cisco:firepower_management_center:2.9.15:*:*:*:*:*:*:*",{"vendor":53,"product":54,"version":61,"criteria":62,"vulnerable":4},"2.9.16","cpe:2.3:a:cisco:firepower_management_center:2.9.16:*:*:*:*:*:*:*",{"vendor":53,"product":54,"version":64,"criteria":65,"vulnerable":4},"2.9.17","cpe:2.3:a:cisco:firepower_management_center:2.9.17:*:*:*:*:*:*:*",{"vendor":53,"product":67,"version":68,"criteria":69,"vulnerable":4},"firepower_threat_defense","*","cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*",{"vendor":53,"product":71,"version":68,"criteria":72,"vulnerable":4},"unified_threat_defense","cpe:2.3:a:cisco:unified_threat_defense:*:*:*:*:*:*:*:*",{"vendor":74,"product":74,"version":68,"criteria":75,"vulnerable":4},"snort","cpe:2.3:a:snort:snort:*:*:*:*:*:*:*:*",7,[78,82,87],{"url":79,"source":80,"tags":81},"https:\u002F\u002Flists.debian.org\u002Fdebian-lts-announce\u002F2023\u002F02\u002Fmsg00011.html","Debian",[],{"url":83,"source":84,"tags":85},"https:\u002F\u002Ftools.cisco.com\u002Fsecurity\u002Fcenter\u002Fcontent\u002FCiscoSecurityAdvisory\u002Fcisco-sa-snort-dos-s2R7W9UU","Cisco",[86],"Vendor Advisory",{"url":88,"source":80,"tags":89},"https:\u002F\u002Fwww.debian.org\u002Fsecurity\u002F2023\u002Fdsa-5354",[],3,[92,100],{"id":93,"name":94,"description":95,"extendedDescription":96,"status":97,"abstraction":98,"structure":99},"CWE-401","Missing Release of Memory after Effective Lifetime","The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.","This is often triggered by improper handling of malformed data or unexpectedly interrupted sessions.  In some languages, developers are responsible for tracking memory allocation and releasing the memory.  If there are no more pointers or references to the memory, then it can no longer be tracked and identified for release.","Draft","Variant","Simple",{"id":101,"name":102,"description":103,"extendedDescription":104,"status":105,"abstraction":106,"structure":99},"CWE-770","Allocation of Resources Without Limits or Throttling","The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.","Code frequently has to work with limited resources, so programmers must be careful to ensure that resources are not consumed too quickly, or too easily.  Without use of quotas, resource limits, or other protection mechanisms, it can be easy for an attacker to consume many resources by rapidly making many requests, or causing larger resources to be used than is needed. When too many resources are allocated, or if a single resource is too large, then it can prevent the code from working correctly, possibly leading to a denial of service.","Incomplete","Base",2,false,[],{"title":111,"metaDescription":112,"keywords":113,"canonicalUrl":114,"structuredData":115},"What is CVE-2021-40114? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-40114, a high severity cyber security vulnerability from 2021. Multiple Cisco products are affected by a vulnerability in ...","CVE-2021-40114, CVE-2021-40114 vulnerability, CVE-2021-40114 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2021, CVSS score, exploit, patch, remediation, cisco security, snort security, firepower_management_center vulnerability, firepower_threat_defense vulnerability, unified_threat_defense vulnerability, snort vulnerability","\u002Fwhat-is\u002Fcve-2021-40114",{"@context":116,"@type":117,"headline":111,"description":112,"datePublished":10,"dateModified":11,"author":118,"publisher":122,"about":126,"mainEntityOfPage":130,"articleSection":133,"keywords":134},"https:\u002F\u002Fschema.org","TechArticle",{"@type":119,"name":120,"url":121},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":119,"name":120,"url":121,"logo":123},{"@type":124,"url":125},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":127,"name":6,"description":128,"additionalType":129},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":131,"@id":132},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-2021-40114","Cybersecurity","CVE-2021-40114, CVE-2021-40114 vulnerability, CVE-2021-40114 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[136,172],{"Operator":26,"Negate":26,"Nodes":137},[138],{"Operator":139,"Negate":26,"CPEMatch":140},"OR",[141,143,145,147,149,152,156,160,164,168],{"Vulnerable":4,"Criteria":56,"MatchCriteriaID":142,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"4ED9EFA4-D903-4F21-91CD-96E8D13B8EC6",{"Vulnerable":4,"Criteria":59,"MatchCriteriaID":144,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"C53AE9E8-F123-42ED-BB8D-AC625E998951",{"Vulnerable":4,"Criteria":62,"MatchCriteriaID":146,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"C96EC981-446D-4741-AEE0-F615A468A7FF",{"Vulnerable":4,"Criteria":65,"MatchCriteriaID":148,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"163F6B90-2F10-40CC-897B-FB58FA4568FD",{"Vulnerable":4,"Criteria":69,"MatchCriteriaID":150,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":151,"VersionEndIncluding":26},"FAE65CB5-08E5-41B6-9AC0-02451C90E833","6.4.0.12",{"Vulnerable":4,"Criteria":69,"MatchCriteriaID":153,"VersionStartExcluding":26,"VersionStartIncluding":154,"VersionEndExcluding":155,"VersionEndIncluding":26},"D042ED9F-3702-4959-AAA0-D98684EB4556","6.5.0","6.6.3",{"Vulnerable":4,"Criteria":69,"MatchCriteriaID":157,"VersionStartExcluding":26,"VersionStartIncluding":158,"VersionEndExcluding":159,"VersionEndIncluding":26},"FDDF492B-BC61-4814-B05F-3F6CD07080F7","6.7.0","6.7.0.2",{"Vulnerable":4,"Criteria":72,"MatchCriteriaID":161,"VersionStartExcluding":26,"VersionStartIncluding":162,"VersionEndExcluding":163,"VersionEndIncluding":26},"174C4020-E642-48F7-BCC5-884834D3EBBB","16.12","16.12.6",{"Vulnerable":4,"Criteria":72,"MatchCriteriaID":165,"VersionStartExcluding":26,"VersionStartIncluding":166,"VersionEndExcluding":167,"VersionEndIncluding":26},"F4521953-E027-498C-8484-A4E76A737347","17.3","17.3.4a",{"Vulnerable":4,"Criteria":72,"MatchCriteriaID":169,"VersionStartExcluding":26,"VersionStartIncluding":170,"VersionEndExcluding":171,"VersionEndIncluding":26},"3248706E-3F8C-4F74-900E-3302ACF2E716","17.4","17.4.2",{"Operator":26,"Negate":26,"Nodes":173},[174],{"Operator":139,"Negate":26,"CPEMatch":175},[176],{"Vulnerable":4,"Criteria":75,"MatchCriteriaID":177,"VersionStartExcluding":26,"VersionStartIncluding":178,"VersionEndExcluding":179,"VersionEndIncluding":26},"7DEEA69A-4557-409E-A0EC-981F2C7C828A","2.0.0","2.9.18",[],[],{"lastModified":11,"cacheTime":183,"version":42},1792356260979,{"score":185,"band":186,"action":187,"scoredAt":188},46,"Medium","Plan remediation","2026-10-16T06:52:22.83669+00:00"]