{"api_version":"1","generated_at":"2026-07-23T18:58:11+00:00","cve":"CVE-2019-12737","urls":{"html":"https://cve.report/CVE-2019-12737","api":"https://cve.report/api/cve/CVE-2019-12737.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-12737","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-12737"},"summary":{"title":"CVE-2019-12737","description":"UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2019-10-02 19:15:00","updated_at":"2019-10-08 15:20:00"},"problem_types":["CWE-916"],"metrics":[],"references":[{"url":"https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/","name":"https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"JetBrains Security Bulletin Q2 2019 | JetBrains News","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-12737","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12737","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2019","cve_id":"12737","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"jetbrains","cpe5":"ktor","cpe6":"1.2.0","cpe7":"rc","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"12737","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"jetbrains","cpe5":"ktor","cpe6":"1.2.0","cpe7":"rc","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"12737","vulnerable":"1","versionEndIncluding":"1.1.5","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"jetbrains","cpe5":"ktor","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-12737","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"refsource":"CONFIRM","name":"https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/","url":"https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/"}]}},"nvd":{"publishedDate":"2019-10-02 19:15:00","lastModifiedDate":"2019-10-08 15:20:00","problem_types":["CWE-916"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":1.4},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:jetbrains:ktor:*:*:*:*:*:*:*:*","versionEndIncluding":"1.1.5","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:jetbrains:ktor:1.2.0:rc:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2019","CveId":"12737","Ordinal":"151076","Title":"CVE-2019-12737","CVE":"CVE-2019-12737","Year":"2019"},"notes":[{"CveYear":"2019","CveId":"12737","Ordinal":"1","NoteData":"UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials.","Type":"Description","Title":null},{"CveYear":"2019","CveId":"12737","Ordinal":"2","NoteData":"2019-10-02","Type":"Other","Title":"Published"},{"CveYear":"2019","CveId":"12737","Ordinal":"3","NoteData":"2019-10-02","Type":"Other","Title":"Modified"}]}}}