VULNERABILITY INTELLIGENCE

CVE-2009-3023

CVSS score9 HIGH
EPSS probability90.91%
CISA KEVNot currently listed
Published2009-08-31
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:S/C:C/I:C/A:C

Description

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."

Weakness classification

  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Primary references