{"id":"CVE-1999-0893","aliases":["EUVD-1999-0874","GHSA-cqqq-8j4q-wwrq"],"status":"published","title":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","description":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","severity":{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00696,"percentile":0.53277,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"1999-10-11T04:00:00Z","modified":"2026-06-16T21:49:16Z","exploits":[{"source":"exploitdb","id":"EDB-19542","title":"SCO Open Server 5.0.5 - 'userOsa' Symlink","type":"local","platform":"sco","date":"1999-10-11","verified":true,"url":"https://www.exploit-db.com/exploits/19542"}],"products":[{"vendor":"sco","product":"openserver"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0893","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0893"},{"url":"https://github.com/advisories/GHSA-cqqq-8j4q-wwrq"}],"sources":{"cve":[{"id":"CVE-1999-0893","description":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","status":"published","published":"2000-03-22T05:00:00Z","modified":"2024-08-01T16:55:29.04Z","updated_at":"2026-11-02T14:33:53.911988Z"}],"euvd":[{"id":"EUVD-1999-0874","description":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","status":"published","published":"2000-03-22T05:00:00Z","modified":"2024-08-01T16:55:29Z","updated_at":"2026-11-03T03:50:45.175548Z"}],"ghsa":[{"id":"GHSA-cqqq-8j4q-wwrq","title":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","description":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","status":"published","published":"2022-04-30T18:11:24Z","modified":"2023-01-29T05:01:32Z","updated_at":"2026-11-02T14:44:50.787695Z"}],"nvd":[{"id":"CVE-1999-0893","description":"userOsa in SCO OpenServer allows local users to corrupt files via a symlink attack.","status":"published","published":"1999-10-11T04:00:00Z","modified":"2026-06-16T21:49:16.557Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}