CVE-2009-2521
microsoft internet information services: no CVSS score yet. EPSS 82% chance of exploitation in the next 30 days.
Stack consumption vulnerability in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 7.0 allows remote authenticated users to cause a denial of service (daemon crash) via a list (ls) -R command containing a wildcard that references a subdirectory, followed by a .. (dot dot), aka "IIS FTP Service DoS Vulnerability."
- EPSS
- 82% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
- CWE
- CWE-400
- Published
- Modified
- Record from
- the NVD, synced
Affected
- microsoft:internet_information_services
References
- http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0040.html
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ975191
- http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-053
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6508