Unrated severityNVD Advisory· Published Sep 8, 2009· Updated Jun 16, 2026
CVE-2009-3103
CVE-2009-3103
Description
Array index error in the SMBv2 protocol implementation in srv2.sys in Microsoft Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold and SP2, and Windows 7 RC allows remote attackers to execute arbitrary code or cause a denial of service (system crash) via an & (ampersand) character in a Process ID High header field in a NEGOTIATE PROTOCOL REQUEST packet, which triggers an attempted dereference of an out-of-bounds memory location, aka "SMBv2 Negotiation Vulnerability." NOTE: some of these details are obtained from third party information.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
13cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:microsoft:windows_server_2008:*:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:sp2:itanium:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:sp2:x32:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:sp2:x64:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
18- archives.neohapsis.com/archives/fulldisclosure/2009-09/0090.htmlnvdExploit
- g-laurent.blogspot.com/2009/09/windows-vista7-smb20-negotiate-protocol.htmlnvdExploit
- www.securityfocus.com/bid/36299nvdExploit
- secunia.com/advisories/36623nvdVendor Advisory
- www.microsoft.com/technet/security/advisory/975497.mspxnvdVendor Advisory
- www.kb.cert.org/vuls/id/135940nvdUS Government Resource
- www.us-cert.gov/cas/techalerts/TA09-286A.htmlnvdUS Government Resource
- blog.48bits.comnvd
- isc.sans.org/diary.htmlnvd
- osvdb.org/57799nvd
- www.exploit-db.com/exploits/9594nvd
- www.reversemode.com/index.phpnvd
- www.securityfocus.com/archive/1/506300/100/0/threadednvd
- www.securityfocus.com/archive/1/506327/100/0/threadednvd
- www.securitytracker.com/idnvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-050nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/53090nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6489nvd
News mentions
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