{"schemaVersion":3,"id":"CVE-2020-9342","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"The F-Secure AV parsing engine before 2020-02-05 allows virus-detection bypass via crafted Compression Method data in a GZIP archive. This affects versions before 17.0.605.474 (on Linux) of Cloud Protection For Salesforce, Email and Server Security, and Internet GateKeeper.","dates":{"published":"2020-02-22T22:41:28.000Z","modified":"2024-08-04T10:26:16.058Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.3,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01641,"percentile":0.76036,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01641},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01641,"percentile":0.76036}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01641,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01641,"percentile":0.76036}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-436","name":"Interpretation Conflict","description":"Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/436.html"}],"affected":[{"vendor":"f-secure","product":"cloud_protection_for_salesforce","name":"cloud protection for salesforce","label":"cloud_protection_for_salesforce","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 17.0.605.474","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 17.0.605.474","eol":null,"hubHref":"/vendor/f-secure/cloud_protection_for_salesforce"},{"vendor":"f-secure","product":"email_and_server_security","name":"email and server security","label":"email_and_server_security","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 17.0.605.474","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 17.0.605.474","eol":null,"hubHref":"/vendor/f-secure/email_and_server_security"},{"vendor":"f-secure","product":"internet_gatekeeper","name":"internet gatekeeper","label":"internet_gatekeeper","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 17.0.605.474","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 17.0.605.474","eol":null,"hubHref":"/vendor/f-secure/internet_gatekeeper"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://blog.zoller.lu/p/tzo-16-2020-f-secure-generic-malformed.html","label":"blog.zoller.lu/p/tzo-16-2020-f-secure-generic-malformed.html","hostname":"blog.zoller.lu","tags":["X Refsource MISC","Third Party Advisory"]},{"url":"https://seclists.org/bugtraq/2020/Feb/33","label":"seclists.org/bugtraq/2020/Feb/33","hostname":"seclists.org","tags":["Mailing List","X Refsource BUGTRAQ","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/156506/F-SECURE-Generic-Malformed-Container-Bypass.html","label":"packetstormsecurity.com/files/156506/F-SECURE-Generic-Malformed-Container-Bypass.html","hostname":"packetstormsecurity.com","tags":["X Refsource MISC","Third Party Advisory","VDB Entry"]},{"url":"http://seclists.org/fulldisclosure/2020/Feb/33","label":"seclists.org/fulldisclosure/2020/Feb/33","hostname":"seclists.org","tags":["Mailing List","X Refsource FULLDISC","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-02-22T22:41:28.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T10:26:16.058Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":22,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T10:44:09.228Z","stale":false,"partial":false}}