{"id":"CVE-1999-0975","aliases":["EUVD-1999-0956","GHSA-wm4h-9j53-mhpc"],"status":"published","title":"The Windows help system can allow a local user to execute commands as another user by editing a...","description":"The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is accessed.","severity":{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02696,"percentile":0.86014,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"1999-12-10T05:00:00Z","modified":"2026-06-16T21:49:26Z","exploits":[{"source":"exploitdb","id":"EDB-19673","title":"Microsoft Windows 95/98/NT 4.0 - Help File Backdoor","type":"local","platform":"windows","date":"1999-12-10","verified":true,"url":"https://www.exploit-db.com/exploits/19673"}],"products":[{"vendor":"microsoft","product":"windows_95"},{"vendor":"microsoft","product":"windows_98"},{"vendor":"microsoft","product":"windows_nt"}],"references":[{"url":"http://www.securityfocus.com/bid/868","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-0975"},{"url":"https://github.com/advisories/GHSA-wm4h-9j53-mhpc"}],"sources":{"cve":[{"id":"CVE-1999-0975","description":"The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is accessed.","status":"published","published":"2000-01-04T05:00:00Z","modified":"2024-08-01T16:55:29.395Z","updated_at":"2026-11-02T14:33:53.60785Z"}],"euvd":[{"id":"EUVD-1999-0956","description":"The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is accessed.","status":"published","published":"2000-01-04T05:00:00Z","modified":"2024-08-01T16:55:29Z","updated_at":"2026-11-03T03:50:44.737415Z"}],"ghsa":[{"id":"GHSA-wm4h-9j53-mhpc","title":"The Windows help system can allow a local user to execute commands as another user by editing a...","description":"The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is accessed.","status":"published","published":"2022-04-30T18:11:34Z","modified":"2023-01-30T05:04:38Z","updated_at":"2026-11-02T14:47:05.478485Z"}],"nvd":[{"id":"CVE-1999-0975","description":"The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is accessed.","status":"published","published":"1999-12-10T05:00:00Z","modified":"2026-06-16T21:49:26.61Z","cvss":[{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T13:58:40.923898Z"}]}}