CVE-2009-3023Buffer overflow in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 6.0 allows remote authenticated users to…
- 9.0HighCVSS base score
- 90.9%Exploitation in 30 daysEPSS · top 0.2% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 4Public exploitsMetasploit, Nuclei and Exploit-DB
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."
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 3 Exploit-DB entries for it. 2 references of the record are tagged as an exploit.
Show the exploits6
Metasploit modules1 module
- MS09-053 Microsoft IIS FTP Server NLST Response Overflow (Metasploit module) (opens in a new tab)
exploit/windows/ftp/ms09_053_ftpd_nlstRank greatdisclosed 31 Aug 2009
Exploit-DB3 entries
- Microsoft IIS FTP Server - NLST Response Overflow (MS09-053) (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16740remote, windowspublished 12 Nov 2010Verified
- Microsoft IIS 5.0 FTP Server (Windows 2000 SP4) - Remote Stack Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 9559remote, windowspublished 1 Sept 2009Verified
- Microsoft IIS 5.0/6.0 FTP Server (Windows 2000) - Remote Stack Overflow (Exploit-DB entry) (opens in a new tab)
EDB-ID 9541remote, windowspublished 31 Aug 2009Verified
References tagged exploit2 references
- 9541 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 9559 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 90.9% · top 0.2% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.0.
Affected products
n/a
- affected n/a
References
References9
- 975191 (opens in a new tab)vendor-advisoryx_refsource_MSKBx_transferred
- oval:org.mitre.oval:def:6080 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 36189 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 9541 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- TA09-286A (opens in a new tab)third-party-advisoryx_refsource_CERTx_transferred
- ADV-2009-2481 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- MS09-053 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- 9559 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- VU#276653 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-3007 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-3023)Record last updated .