What’s Vulnerable › Vulnerabilities

CVE-1999-1148

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 17.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2002-03-09 · updated 2026-06-16

Description

FTP service in IIS 4.0 and earlier allows remote attackers to cause a denial of service (resource exhaustion) via many passive (PASV) connections at the same time.

Affected products

• Microsoft Internet Information Server: through 4.0

References

• http://support.microsoft.com/support/kb/articles/Q189/2/62.ASP
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-006
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1215
• http://support.microsoft.com/support/kb/articles/Q189/2/62.ASP
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-006
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1215

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