IIS FTP servers may allow a remote attacker to read or delete files on the server, even if they have "No Access" permissions.
https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-039
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ242559
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ241407
http://www.securityfocus.com/bid/658
Source: Mitre, NVD
Published: 1999-09-23
Updated: 2026-06-16
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.11986