{"schemaVersion":3,"id":"CVE-2018-13283","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Lack of administrator control over security vulnerability in client.cgi in Synology SSL VPN Client before 1.2.5-0226 allows remote attackers to conduct man-in-the-middle attacks via the (1) command, (2) hostname, or (3) port parameter.","dates":{"published":"2019-04-01T14:25:46.642Z","modified":"2024-09-16T18:13:04.579Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.0","versionLabel":"v3.0","source":"CVE.org","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":7.4,"severity":"high","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01384,"percentile":0.71782,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01384},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01629,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01384,"percentile":0.71782}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01629,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01384,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01384,"percentile":0.71782}]},"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-671","name":"Lack of Administrator Control over Security","description":"The product uses security features in a way that prevents the product's administrator from tailoring security settings to reflect the environment in which the product is being used. This introduces resultant weaknesses or prevents it from operating at a level of security that is desired by the administrator.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/671.html"}],"affected":[{"vendor":"synology","product":"ssl_vpn_client","name":"ssl vpn client","label":"ssl_vpn_client","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, < 1.2.5-0226","noFixRecorded":false,"fixedIn":null},{"text":"< 1.2.5-0226","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, < 1.2.5-0226 | < 1.2.5-0226","eol":null,"hubHref":"/vendor/synology/ssl_vpn_client"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_18_30","label":"www.synology.com/security/advisory/Synology_SA_18_30","hostname":"www.synology.com","tags":["X Refsource CONFIRM","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2019-04-01T14:25:46.642Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-16T18:13:04.579Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T18:04:17.165Z","stale":false,"partial":false}}