[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fNdkOCGeNN3kFUrPH6FrN7zocPTjDXbl-iNi3G86p860":3,"g5a-risk:CVE-2023-42520":169},{"success":4,"data":5,"meta":166},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":29,"epssPercentile":26,"epssTimeSeries":30,"severity":31,"affectedProducts":32,"affectedProductsCount":72,"references":73,"referencesCount":79,"weaknesses":80,"weaknessesCount":79,"isActivelyExploited":89,"cisaInfo":26,"otxData":26,"relatedBlogPosts":90,"seoMetadata":91,"configurations":116,"relatedVendorCves":164,"notableEvents":165},"CVE-2023-42520","What is CVE-2023-42520?","Certain WithSecure products allow a remote crash of a scanning engine via unpacking of crafted data files. This affects WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later, WithSecure Client Security for Mac 15, WithSecure Elements Endpoint Protection for Mac 17 and later, Linux Security 64 12.0 , Linux Protection 12.0, and WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1.","Certain WithSecure products allow a remote crash of a scanning engine via unpacking of crafted data files. This affects WithSecure Client Security 15, WithSe...","2023-09-18T06:15:08.06","2023-09-21T18:13:17.64",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":26,"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,3.9,3.6,0.00616,[29,29,29,29,29,29,29],"High",[33,38,42,45,48,53,57,61,64,68],{"vendor":34,"product":35,"version":36,"criteria":37,"vulnerable":4},"withsecure","client_security","15","cpe:2.3:a:withsecure:client_security:15:*:*:*:*:*:*:*",{"vendor":34,"product":39,"version":40,"criteria":41,"vulnerable":4},"elements_endpoint_protection","*","cpe:2.3:a:withsecure:elements_endpoint_protection:*:*:*:*:*:*:*:*",{"vendor":34,"product":43,"version":36,"criteria":44,"vulnerable":4},"email_and_server_security","cpe:2.3:a:withsecure:email_and_server_security:15:*:*:*:*:*:*:*",{"vendor":34,"product":46,"version":36,"criteria":47,"vulnerable":4},"server_security","cpe:2.3:a:withsecure:server_security:15:*:*:*:*:*:*:*",{"vendor":49,"product":50,"version":51,"criteria":52,"vulnerable":4},"microsoft","windows","-","cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",{"vendor":54,"product":55,"version":51,"criteria":56,"vulnerable":4},"apple","macos","cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*",{"vendor":34,"product":58,"version":59,"criteria":60,"vulnerable":4},"linux_protection","12.0","cpe:2.3:a:withsecure:linux_protection:12.0:*:*:*:*:*:*:*",{"vendor":34,"product":62,"version":59,"criteria":63,"vulnerable":4},"linux_security_64","cpe:2.3:a:withsecure:linux_security_64:12.0:*:*:*:*:*:*:*",{"vendor":65,"product":66,"version":51,"criteria":67,"vulnerable":4},"linux","linux_kernel","cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",{"vendor":34,"product":69,"version":70,"criteria":71,"vulnerable":4},"atlant","1.0.35-1","cpe:2.3:a:withsecure:atlant:1.0.35-1:*:*:*:*:*:*:*",10,[74],{"url":75,"source":76,"tags":77},"https:\u002F\u002Fwww.withsecure.com\u002Fen\u002Fsupport\u002Fsecurity-advisories","Withsecure",[78],"Vendor Advisory",1,[81],{"id":82,"name":83,"description":84,"extendedDescription":85,"status":86,"abstraction":87,"structure":88},"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":92,"metaDescription":93,"keywords":94,"canonicalUrl":95,"structuredData":96},"What is CVE-2023-42520? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2023-42520, a high severity cyber security vulnerability from 2023. Certain WithSecure products allow a remote crash of a scann...","CVE-2023-42520, CVE-2023-42520 vulnerability, CVE-2023-42520 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2023, CVSS score, exploit, patch, remediation, withsecure security, microsoft security, apple security, linux security, client_security vulnerability, elements_endpoint_protection vulnerability, email_and_server_security vulnerability, server_security vulnerability","\u002Fwhat-is\u002Fcve-2023-42520",{"@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-2023-42520","Cybersecurity","CVE-2023-42520, CVE-2023-42520 vulnerability, CVE-2023-42520 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[117,136,146,158],{"Operator":118,"Negate":26,"Nodes":119},"AND",[120,132],{"Operator":121,"Negate":26,"CPEMatch":122},"OR",[123,125,128,130],{"Vulnerable":4,"Criteria":37,"MatchCriteriaID":124,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"1755AB17-E9C9-4616-98B4-843B75668CA4",{"Vulnerable":4,"Criteria":41,"MatchCriteriaID":126,"VersionStartExcluding":26,"VersionStartIncluding":127,"VersionEndExcluding":26,"VersionEndIncluding":26},"B92950AC-F16B-4935-93D8-39E6DC6B0B5A","17",{"Vulnerable":4,"Criteria":44,"MatchCriteriaID":129,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"2E1B31DD-3C88-4826-8E24-588FED197C5D",{"Vulnerable":4,"Criteria":47,"MatchCriteriaID":131,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"015D02AD-F46F-46DF-9CD8-E0DB78CE17DD",{"Operator":121,"Negate":26,"CPEMatch":133},[134],{"Vulnerable":26,"Criteria":52,"MatchCriteriaID":135,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"A2572D17-1DE6-457B-99CC-64AFD54487EA",{"Operator":118,"Negate":26,"Nodes":137},[138,142],{"Operator":121,"Negate":26,"CPEMatch":139},[140,141],{"Vulnerable":4,"Criteria":37,"MatchCriteriaID":124,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},{"Vulnerable":4,"Criteria":41,"MatchCriteriaID":126,"VersionStartExcluding":26,"VersionStartIncluding":127,"VersionEndExcluding":26,"VersionEndIncluding":26},{"Operator":121,"Negate":26,"CPEMatch":143},[144],{"Vulnerable":26,"Criteria":56,"MatchCriteriaID":145,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"387021A0-AF36-463C-A605-32EA7DAC172E",{"Operator":118,"Negate":26,"Nodes":147},[148,154],{"Operator":121,"Negate":26,"CPEMatch":149},[150,152],{"Vulnerable":4,"Criteria":60,"MatchCriteriaID":151,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"FCA1C33E-551B-4CBF-A0C0-663A32611D29",{"Vulnerable":4,"Criteria":63,"MatchCriteriaID":153,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"ACBC6F42-8F62-4599-83F3-9E9147D46129",{"Operator":121,"Negate":26,"CPEMatch":155},[156],{"Vulnerable":26,"Criteria":67,"MatchCriteriaID":157,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",{"Operator":26,"Negate":26,"Nodes":159},[160],{"Operator":121,"Negate":26,"CPEMatch":161},[162],{"Vulnerable":4,"Criteria":71,"MatchCriteriaID":163,"VersionStartExcluding":26,"VersionStartIncluding":26,"VersionEndExcluding":26,"VersionEndIncluding":26},"3BA1712F-D879-44CA-BCAD-49D6533D1E8E",[],[],{"lastModified":11,"cacheTime":167,"version":168},1792255694695,"2.0",{"score":170,"band":171,"action":172,"scoredAt":173},46,"Medium","Plan remediation","2026-10-16T06:59:11.900132+00:00"]