Description
Buffer overflow in SMB (Server Message Block) protocol in Microsoft Windows NT, Windows 2000, and Windows XP allows attackers to cause a denial of service (crash) via a SMB_COM_TRANSACTION packet with a request for the (1) NetShareEnum, (2) NetServerEnum2, or (3) NetServerEnum3, aka "Unchecked Buffer in Network Share Provider Can Lead to Denial of Service".
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.
Exploit-DB 2
- Microsoft Windows XP/2000/NT 4.0 - Network Share Provider SMB Request Buffer Overflow (1) EDB-21746 · dos · Aug 22, 2002 · verified
- Microsoft Windows XP/2000/NT 4.0 - Network Share Provider SMB Request Buffer Overflow (2) EDB-21747 · dos · Aug 22, 2002 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20020822 CORE-20020618: Vulnerabilities in Windows SMB (DoS) mailing-list
- VU#342243 third-party-advisory
- oval:org.mitre.oval:def:189 vdb-entry signature
- VU#250635 third-party-advisory
- MS02-045 vendor-advisory
- VU#311619 third-party-advisory