{"id":"CVE-2021-28499","aliases":["EUVD-2021-15175","GHSA-cgq8-c9wh-mrw4"],"status":"published","title":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line,...","description":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00205,"percentile":0.1052,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-255","CWE-522"],"published":"2021-09-09T12:38:50Z","modified":"2026-06-17T03:46:28Z","products":[{"vendor":"arista","product":"metamako operating system"},{"vendor":"arista","product":"metamako_operating_system"}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64","tags":["x_refsource_MISC","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28499"},{"url":"https://github.com/advisories/GHSA-cgq8-c9wh-mrw4"}],"sources":{"cve":[{"id":"CVE-2021-28499","description":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train","status":"published","published":"2021-09-09T12:38:50Z","modified":"2024-08-03T21:47:32.839Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-255"],"updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-15175","description":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train","status":"published","published":"2021-09-09T12:38:50Z","modified":"2024-08-03T21:47:32Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T03:24:46.751124Z"}],"ghsa":[{"id":"GHSA-cgq8-c9wh-mrw4","title":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line,...","description":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train","status":"published","published":"2022-05-24T19:14:01Z","modified":"2023-01-27T05:03:52Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T14:42:20.442744Z"}],"nvd":[{"id":"CVE-2021-28499","description":"In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train","status":"published","published":"2021-09-09T13:15:09.62Z","modified":"2026-06-17T03:46:28.297Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-255","CWE-522"],"updated_at":"2026-11-02T14:06:58.502206Z"}]}}