{"id":"CVE-2020-2146","aliases":["GHSA-rv9g-67f7-grq7"],"url":"https://o3.security/vulnerability/CVE-2020-2146","summary":"Missing SSH host key validation in Mac Plugin","details":"Mac Plugin 1.1.0 and earlier does not use SSH host key validation when connecting to Mac Cloud host launched by the plugin. This lack of validation could be abused using a man-in-the-middle attack to intercept these connections to build agents.\n\nMac Plugin 1.2.0 validates SSH host keys when connecting to agents.","published":"2020-03-09T16:15:13.717Z","modified":"2026-07-08T20:31:01.275115Z","cvss":{"score":7.4,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"},"epss":{"score":0.0057,"percentile":0.43968,"asOf":"2026-08-05"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"fr.edf.jenkins.plugins:mac","fixedVersion":"1.2.0"}],"fix":{"url":"https://github.com/jenkinsci/mac-plugin/commit/ba1a8206c7ef990d37498e5abdf210990ef046b5","label":"jenkinsci/mac-plugin@ba1a820"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/03/09/1"},{"type":"ADVISORY","url":"https://jenkins.io/security/advisory/2020-03-09/#SECURITY-1692"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-2146"},{"type":"WEB","url":"https://github.com/jenkinsci/mac-plugin/commit/ba1a8206c7ef990d37498e5abdf210990ef046b5"},{"type":"PACKAGE","url":"https://github.com/jenkinsci/mac-plugin"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:31:01.275115Z"}}