{"id":"CVE-2018-13296","aliases":["EUVD-2018-5244","GHSA-pc3x-m8h3-2f55"],"status":"published","title":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server...","description":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.01762,"percentile":0.78151,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2019-04-01T14:29:55Z","modified":"2026-06-17T01:39:08Z","products":[{"vendor":"synology","product":"mailplus server"},{"vendor":"synology","product":"mailplus_server"}],"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_18_43","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-13296"},{"url":"https://github.com/advisories/GHSA-pc3x-m8h3-2f55"}],"sources":{"cve":[{"id":"CVE-2018-13296","description":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.","status":"published","published":"2019-04-01T14:29:55.085Z","modified":"2024-09-16T19:56:41.748Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:06.679212Z"}],"euvd":[{"id":"EUVD-2018-5244","description":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.","status":"published","published":"2019-04-01T14:29:55Z","modified":"2024-09-16T19:56:41Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:18.708292Z"}],"ghsa":[{"id":"GHSA-pc3x-m8h3-2f55","title":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server...","description":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.","status":"published","published":"2022-05-13T01:34:43Z","modified":"2023-02-01T05:08:31Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:50:47.326034Z"}],"nvd":[{"id":"CVE-2018-13296","description":"Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.","status":"published","published":"2019-04-01T15:29:00.78Z","modified":"2026-06-17T01:39:08.88Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:04:55.136632Z"}]}}