What’s Vulnerable › Vulnerabilities

CVE-1999-0777

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 12.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2000-01-04 · updated 2026-06-16
• Weakness: CWE-264

Description

IIS FTP servers may allow a remote attacker to read or delete files on the server, even if they have "No Access" permissions.

Affected products

• Microsoft Commercial Internet System: 2.5
• Microsoft Internet Information Server: 4.0

References

• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ241407
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ242559
• http://www.securityfocus.com/bid/658
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-039
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ241407
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ242559
• http://www.securityfocus.com/bid/658
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-039

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