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Vulnerability record · CVE-2006-0034 · published 10 May 2006

CVE-2006-0034: Microsoft distributed transaction coordinator memory buffer overflow vulnerability

Microsoft · Distributed Transaction Coordinator

Heap-based buffer overflow in the CRpcIoManagerServer::BuildContext function in msdtcprx.dll for Microsoft Distributed Transaction Coordinator (MSDTC) for Windows NT 4.0 and Windows 2000 SP2 and SP3 allows remote attackers to execute arbitrary code via a long fifth argument to the BuildContextW or BuildContext opcode, which triggers a bug in the NdrAllocate function, aka the MSDTC Invalid Memory Access Vulnerability.

7.5 CVSS 2.0 High EPSS 31% · top 1.8% CWE-119 · Memory buffer overflow
7.5CVSS 2.0 base score
31%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
32References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the CRpcIoManagerServer::BuildContext function in msdtcprx.dll for Microsoft Distributed Transaction Coordinator (MSDTC) for Windows NT 4.0 and Windows 2000 SP2 and SP3 allows remote attackers to execute arbitrary code via a long fifth argument to the BuildContextW or BuildContext opcode, which triggers a bug in the NdrAllocate function, aka the MSDTC Invalid Memory Access Vulnerability.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://archives.neohapsis.com/archives/fulldisclosure/2006-05/0238.html
http://archives.neohapsis.com/archives/fulldisclosure/2006-05/0269.html
http://secunia.com/advisories/20000 PatchVendor Advisory
http://securityreason.com/securityalert/863
http://securitytracker.com/id?1016047
http://www.eeye.com/html/research/advisories/AD20060509a.html PatchVendor Advisory
http://www.osvdb.org/25335
http://www.securityfocus.com/archive/1/433430/100/0/threaded
http://www.securityfocus.com/archive/1/433677/100/0/threaded
http://www.securityfocus.com/bid/17906 Patch
http://www.vupen.com/english/advisories/2006/1742 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-018
https://exchange.xforce.ibmcloud.com/vulnerabilities/25559
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1222
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1477
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1908
http://archives.neohapsis.com/archives/fulldisclosure/2006-05/0238.html
http://archives.neohapsis.com/archives/fulldisclosure/2006-05/0269.html
http://secunia.com/advisories/20000 PatchVendor Advisory
http://securityreason.com/securityalert/863
http://securitytracker.com/id?1016047
http://www.eeye.com/html/research/advisories/AD20060509a.html PatchVendor Advisory
http://www.osvdb.org/25335
http://www.securityfocus.com/archive/1/433430/100/0/threaded
http://www.securityfocus.com/archive/1/433677/100/0/threaded
http://www.securityfocus.com/bid/17906 Patch
http://www.vupen.com/english/advisories/2006/1742 Vendor Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-018
https://exchange.xforce.ibmcloud.com/vulnerabilities/25559
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1222
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1477
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1908

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Source: NIST National Vulnerability Database (record CVE-2006-0034), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.