{"id":"CVE-2009-3103","aliases":["EUVD-2009-3086","GHSA-47wf-g7rm-46qq"],"status":"published","title":"Array index error in the SMBv2 protocol implementation in srv2.sys in Microsoft Windows Vista...","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 \u0026 (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.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.92347,"percentile":0.99825,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-399"],"published":"2009-09-08T22:00:00Z","modified":"2026-06-16T23:10:57Z","exploits":[{"source":"exploitdb","id":"EDB-10005","title":"Microsoft Windows 7/2008 R2 - Remote Kernel Crash","type":"dos","platform":"windows","date":"2009-11-11","verified":true,"url":"https://www.exploit-db.com/exploits/10005"},{"source":"exploitdb","id":"EDB-12524","title":"Microsoft Windows - SMB2 Negotiate Protocol '0x72' Response Denial of Service","type":"dos","platform":"windows","date":"2010-05-07","verified":true,"url":"https://www.exploit-db.com/exploits/12524"},{"source":"exploitdb","id":"EDB-14674","title":"Microsoft Windows - 'srv2.sys' SMB Negotiate ProcessID Function Table Dereference (MS09-050)","type":"remote","platform":"windows","date":"2010-08-17","url":"https://www.exploit-db.com/exploits/14674"},{"source":"exploitdb","id":"EDB-16363","title":"Microsoft Windows - 'srv2.sys' SMB Negotiate ProcessID Function Table Dereference (MS09-050) (Metasploit)","type":"remote","platform":"windows","date":"2010-07-03","verified":true,"url":"https://www.exploit-db.com/exploits/16363"},{"source":"exploitdb","id":"EDB-40280","title":"Microsoft Windows - 'srv2.sys' SMB Code Execution (Python) (MS09-050)","type":"remote","platform":"windows","date":"2016-02-26","url":"https://www.exploit-db.com/exploits/40280"},{"source":"exploitdb","id":"EDB-9594","title":"Microsoft Windows Vista/7 - SMB2.0 Negotiate Protocol Request Remote Blue Screen of Death (MS07-063)","type":"dos","platform":"windows","date":"2009-09-09","verified":true,"url":"https://www.exploit-db.com/exploits/9594"},{"source":"metasploit","id":"auxiliary/dos/windows/smb/ms09_050_smb2_negotiate_pidhigh","title":"Microsoft SRV2.SYS SMB Negotiate ProcessID Function Table Dereference","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/dos/windows/smb/ms09_050_smb2_negotiate_pidhigh"},{"source":"metasploit","id":"auxiliary/dos/windows/smb/ms09_050_smb2_session_logoff","title":"Microsoft SRV2.SYS SMB2 Logoff Remote Kernel NULL Pointer Dereference","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/dos/windows/smb/ms09_050_smb2_session_logoff"},{"source":"metasploit","id":"exploit/windows/smb/ms09_050_smb2_negotiate_func_index","title":"MS09-050 Microsoft SRV2.SYS SMB Negotiate ProcessID Function Table Dereference","type":"exploit","platform":"Windows","date":"2009-09-07","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/smb/ms09_050_smb2_negotiate_func_index"},{"source":"pocgithub","id":"Sic4rio/CVE-2009-3103---srv2.sys-SMB-Code-Execution-Python-MS09-050-","title":"Sic4rio/CVE-2009-3103---srv2.sys-SMB-Code-Execution-Python-MS09-050-","date":"2023-12-20","url":"https://github.com/Sic4rio/CVE-2009-3103---srv2.sys-SMB-Code-Execution-Python-MS09-050-"},{"source":"pocgithub","id":"afifudinmtop/CVE-2009-3103","title":"afifudinmtop/CVE-2009-3103","date":"2026-01-26","url":"https://github.com/afifudinmtop/CVE-2009-3103"},{"source":"pocgithub","id":"bytejmp/MS09-050","title":"bytejmp/MS09-050","date":"2026-09-18","url":"https://github.com/bytejmp/MS09-050"},{"source":"pocgithub","id":"nicolasdamians/ms09-050-CVE-2009-3103-exploit","title":"nicolasdamians/ms09-050-CVE-2009-3103-exploit","date":"2025-12-21","url":"https://github.com/nicolasdamians/ms09-050-CVE-2009-3103-exploit"},{"source":"pocgithub","id":"sec13b/ms09-050_CVE-2009-3103","title":"sec13b/ms09-050_CVE-2009-3103","date":"2023-10-29","url":"https://github.com/sec13b/ms09-050_CVE-2009-3103"},{"source":"pocgithub","id":"sooklalad/ms09050","title":"sooklalad/ms09050","date":"2017-01-17","url":"https://github.com/sooklalad/ms09050"}],"products":[{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_vista"}],"references":[{"url":"http://www.securityfocus.com/bid/36299","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://www.kb.cert.org/vuls/id/135940","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://www.microsoft.com/technet/security/advisory/975497.mspx","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.reversemode.com/index.php?option=com_content\u0026task=view\u0026id=64\u0026Itemid=1","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://blog.48bits.com/?p=510","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-050","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-286A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"http://isc.sans.org/diary.html?storyid=7093","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://secunia.com/advisories/36623","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://g-laurent.blogspot.com/2009/09/windows-vista7-smb20-negotiate-protocol.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.securitytracker.com/id?1022848","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/506327/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.exploit-db.com/exploits/9594","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0090.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit"]},{"url":"http://osvdb.org/57799","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/53090","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/506300/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6489","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-3103"},{"url":"https://github.com/advisories/GHSA-47wf-g7rm-46qq"}],"sources":{"cve":[{"id":"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 \u0026 (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.","status":"published","published":"2009-09-08T22:00:00Z","modified":"2024-08-07T06:14:56.044Z","updated_at":"2026-11-02T14:33:23.749891Z"}],"euvd":[{"id":"EUVD-2009-3086","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 \u0026 (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.","status":"published","published":"2009-09-08T22:00:00Z","modified":"2024-08-07T06:14:56Z","updated_at":"2026-11-03T01:39:15.098818Z"}],"ghsa":[{"id":"GHSA-47wf-g7rm-46qq","title":"Array index error in the SMBv2 protocol implementation in srv2.sys in Microsoft Windows Vista...","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 \u0026 (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.","status":"published","published":"2022-05-02T03:41:46Z","modified":"2023-01-31T05:09:00Z","updated_at":"2026-11-02T14:49:28.537064Z"}],"nvd":[{"id":"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 \u0026 (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.","status":"published","published":"2009-09-08T22:30:00.517Z","modified":"2026-06-16T23:10:57.12Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:01:36.596719Z"}]}}