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CVE-2009-3023

9.0
CVSS v2.0 Base Score
77.73%
HIGH RiskEPSS (99th percentile)

Buffer overflow in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 6.0 allows remote authenticated users to execute arbitrary code via a crafted NLST (NAME LIST) command that uses wildcards, leading to memory corruption, aka "IIS FTP Service RCE and DoS Vulnerability."

Published: 8/31/2009
Modified: 4/23/2026
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Vulnerability Summary

CVSS v2 Score

9

AV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS Score (Exploitation Probability)

77.73%HIGH Exploitation Risk
99th percentile

This vulnerability has a 77.73% probability of being exploited in the next 30 days, ranking higher than 99% of all scored CVEs.

CWE Classification

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Same Weakness Type(CWE-120)

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