Description
Buffer overflow in the authentication function for Microsoft SQL Server 2000 and Microsoft Desktop Engine (MSDE) 2000 allows remote attackers to execute arbitrary code via a long request to TCP port 1433, aka the "Hello" overflow.
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.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
-
MS02-056 Microsoft SQL Server Hello Overflow
exploit/windows/mssql/ms02_056_hello
Exploit-DB 2
- Microsoft SQL Server - Hello Overflow (MS02-056) (Metasploit) EDB-16398 · remote · Apr 30, 2010 · verified
- Microsoft SQL Server 2000 - User Authentication Remote Buffer Overflow EDB-21693 · remote · Aug 6, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20020806 SPIKE 2.5 and associated vulns mailing-list
- 5411 vdb-entry
- MS02-056 vendor-advisory
- N-003 third-party-advisory government-resource
- mssql-preauth-bo(9788) vdb-entry
- 20020807 MS SQL Server Hello Overflow NASL script mailing-list