CVE-2010-2550

Microsoft Windows SMB Server - Remote Code Execution via Crafted SMB Packet

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2010-2550. PoCs published by laurent gaffie, including Metasploit module auxiliary/dos/windows/smb/ms10_054_queryfs_pool_overflow.

AI-analyzed exploit summary This exploit targets CVE-2010-2550, a vulnerability in Microsoft Windows SMB protocol. It sends a malformed Trans2 packet to trigger a denial-of-service (DoS) condition by crashing the target system.

Description

The SMB Server in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate fields in an SMB request, which allows remote attackers to execute arbitrary code via a crafted SMB packet, aka "SMB Pool Overflow Vulnerability."

Exploits (2)

exploitdb WORKING POC VERIFIED
by laurent gaffie · pythondoswindows
https://www.exploit-db.com/exploits/14607

This exploit targets CVE-2010-2550, a vulnerability in Microsoft Windows SMB protocol. It sends a malformed Trans2 packet to trigger a denial-of-service (DoS) condition by crashing the target system.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows SMB (affecting Windows XP, Server 2003, Vista, Server 2008)
No auth needed
Prerequisites: Network access to the target's SMB port (445)
devstral-2 · analyzed Feb 16, 2026 Full analysis →
metasploit WORKING POC
rubypoc
https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/windows/smb/ms10_054_queryfs_pool_overflow.rb

This Metasploit module exploits a pool overflow vulnerability in Microsoft Windows SRV.SYS via a malformed SMB Transaction2 request, leading to a denial-of-service (blue screen) condition. The exploit targets unpatched systems prior to the August 2010 Patch Tuesday updates.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Windows SMB service (pre-MS10-054 patch)
Auth required
Prerequisites: Access to a readable SMB share · Authentication credentials (unless guest access is enabled)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA10-222A.html
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11106

Scores

EPSS 0.7975
EPSS Percentile 99.1%

Details

CWE
CWE-20
Status published
Products (6)
microsoft/windows_2003_server (2 CPE variants)
microsoft/windows_7 (2 CPE variants)
microsoft/windows_server_2003
microsoft/windows_server_2008 (8 CPE variants)
microsoft/windows_vista (3 CPE variants)
microsoft/windows_xp (2 CPE variants)
Published Aug 11, 2010
Tracked Since Feb 18, 2026