{"id":"CVE-2022-22989","aliases":["EUVD-2022-28100","GHSA-xjqw-8fp3-69c2"],"status":"published","title":"Pre-authenticated stack overflow vulnerability on FTP Service","description":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01353,"percentile":0.71778,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2022-01-13T20:27:24Z","modified":"2026-06-17T04:29:18Z","products":[{"vendor":"western digital","product":"my cloud"},{"vendor":"westerndigital","product":"my_cloud_os"}],"references":[{"url":"https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22989"},{"url":"https://github.com/advisories/GHSA-xjqw-8fp3-69c2"}],"sources":{"cve":[{"id":"CVE-2022-22989","title":"Pre-authenticated stack overflow vulnerability on FTP Service","description":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.","status":"published","published":"2022-01-13T20:27:24Z","modified":"2024-08-03T03:28:42.838Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-28100","description":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.","status":"published","published":"2022-01-13T20:27:24Z","modified":"2024-08-03T03:28:42Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:25:51.741657Z"}],"ghsa":[{"id":"GHSA-xjqw-8fp3-69c2","title":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP...","description":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service. Addressed the vulnerability by adding defenses against stack overflow issues.c","status":"published","published":"2022-01-14T00:01:53Z","modified":"2023-10-21T05:03:29Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:54:48.16134Z"}],"nvd":[{"id":"CVE-2022-22989","description":"My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be exploited by unauthenticated attackers on the network. Addressed the vulnerability by adding defenses against stack overflow issues.","status":"published","published":"2022-01-13T21:15:08.863Z","modified":"2026-06-17T04:29:18.24Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:07:10.836864Z"}]}}