CVE-2009-3023

Name: CVE-2009-3023
Creator: NVD / NIST
Published: 2009-08-31T20:30:01.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 90.91%

Last modified Jun 16, 2026

CVE-2009-3023 is a vulnerability of currently unknown severity. 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.". EPSS estimates a 90.91% chance of exploitation in the next 30 days.

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."

Metrics

EPSS Probability

90.91%

99.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Microsoft	Internet Information Server	>= 5.0, <= 6.0

References

http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ975191
http://www.exploit-db.com/exploits/9541Exploit, Third Party Advisory, VDB Entry
http://www.exploit-db.com/exploits/9559Exploit, Third Party Advisory, VDB Entry
http://www.kb.cert.org/vuls/id/276653Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/36189Exploit, Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA09-286A.htmlThird Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2009/2481Third Party Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-053Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6080Third Party Advisory
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ975191
http://www.exploit-db.com/exploits/9541Exploit, Third Party Advisory, VDB Entry
http://www.exploit-db.com/exploits/9559Exploit, Third Party Advisory, VDB Entry
http://www.kb.cert.org/vuls/id/276653Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/36189Exploit, Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA09-286A.htmlThird Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2009/2481Third Party Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-053Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6080Third Party Advisory

Timeline

Published: Aug 31, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-3023?

How severe is CVE-2009-3023?

Severity scoring for CVE-2009-3023 is pending analysis. The EPSS model estimates a 90.91% probability of exploitation in the next 30 days.

How do I fix CVE-2009-3023?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-3023?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST