Description
Heap-based buffer overflow in the TELNET_STREAM_CONTEXT::OnSendData function in ftpsvc.dll in Microsoft FTP Service 7.0 and 7.5 for Internet Information Services (IIS) 7.0, and IIS 7.5, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a crafted FTP command, aka "IIS FTP Service Heap Buffer Overrun Vulnerability." NOTE: some of these details are obtained from third party information.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Metasploit 1 module
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Microsoft IIS FTP Server Encoded Response Overflow Trigger
auxiliary/dos/windows/ftp/iis75_ftpd_iac_bof
Exploit-DB 1
- Microsoft IIS 7.5 (Windows 7) - FTPSVC Unauthorized Remote Denial of Service (PoC) EDB-15803 · dos · Dec 21, 2010 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 45542 vdb-entry
- MS11-004 vendor-advisory
- ms-iis-onsenddata-bo(64248) vdb-entry
- http://blogs.technet.com/b/srd/archive/2011/01/07/assessing-the-risk-of-public-issues-currently-being-tracked-by-the-msrc.aspx
- VU#842372 third-party-advisory
- 1024921 vdb-entry
- oval:org.mitre.oval:def:12370 vdb-entry signature
- ADV-2010-3305 vdb-entry
- 15803 exploit
- 42713 third-party-advisory