{"schemaVersion":3,"id":"CVE-2019-10101","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"JetBrains Kotlin versions before 1.3.30 were resolving artifacts using an http connection during the build process, potentially allowing an MITM attack.","dates":{"published":"2019-07-03T00:00:00.000Z","modified":"2024-08-04T22:10:09.656Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.1,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.1,"severity":"high","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01397,"percentile":0.72005,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01397},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01397,"percentile":0.72005}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01397,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01397,"percentile":0.72005}]},"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":[{"id":"REF_DF4AF8F977A01699","name":"Exploit Reference (medium.com)","source":"reference","url":"https://medium.com/bugbountywriteup/want-to-take-over-the-java-ecosystem-all-you-need-is-a-mitm-1fc329d898fb","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-319","name":"Cleartext Transmission of Sensitive Information","description":"The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/319.html"}],"affected":[{"vendor":"jetbrains","product":"kotlin","name":"kotlin","label":"kotlin","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.3.30","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.3.30","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"kotlin","label":"Kotlin","category":"lang"}},"hubHref":"/vendor/jetbrains/kotlin"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/","label":"blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/","hostname":"blog.jetbrains.com","tags":["Vendor Advisory"]},{"url":"https://medium.com/bugbountywriteup/want-to-take-over-the-java-ecosystem-all-you-need-is-a-mitm-1fc329d898fb","label":"medium.com/bugbountywriteup/want-to-take-over-the-java-ecosystem-all-you-need-is-a-mitm-1fc329d898fb","hostname":"medium.com","tags":["Exploit","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20230818-0012/","label":"security.netapp.com/advisory/ntap-20230818-0012/","hostname":"security.netapp.com","tags":[]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-07-03T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T22:10:09.656Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":43,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T04:35:35.517Z","stale":false,"partial":false}}