CVE-2009-0568

Name: CVE-2009-0568
Creator: NVD / NIST
Published: 2009-06-10T18:00:00.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 32.39%

Last modified Jun 16, 2026

CVE-2009-0568 is a vulnerability of currently unknown severity. The RPC Marshalling Engine (aka NDR) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 does not properly maintain its internal state, which allows remote attackers to overwrite arbitrary memory locations via a crafted RPC message that triggers incorrect pointer reading, related to "IDL interfaces containing a non-conformant varying array" and FC_SMVARRAY, FC_LGVARRAY, FC_VARIABLE_REPEAT, and FC_VARIABLE_OFFSET, aka "RPC Marshalling Engine Vulnerability.". EPSS estimates a 32.39% chance of exploitation in the next 30 days.

Description

The RPC Marshalling Engine (aka NDR) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 does not properly maintain its internal state, which allows remote attackers to overwrite arbitrary memory locations via a crafted RPC message that triggers incorrect pointer reading, related to "IDL interfaces containing a non-conformant varying array" and FC_SMVARRAY, FC_LGVARRAY, FC_VARIABLE_REPEAT, and FC_VARIABLE_OFFSET, aka "RPC Marshalling Engine Vulnerability."

Metrics

EPSS Probability

32.39%

98.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 2000	All versions	Sp4
Microsoft	Windows 2003 Server	All versions	Sp2
Microsoft	Windows Server	2008	—
Microsoft	Windows Server 2008	All versions	—
Microsoft	Windows Vista	All versions	—
Microsoft	Windows Xp	All versions	Sp2

References

http://blogs.technet.com/srd/archive/2009/06/09/ms09-026-how-a-developer-can-know-if-their-rpc-interface-is-affected.aspxVendor Advisory
http://osvdb.org/54936Broken Link
http://www.securityfocus.com/bid/35219Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1022357Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA09-160A.htmlThird Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2009/1545Third Party Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-026
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6227Third Party Advisory
http://blogs.technet.com/srd/archive/2009/06/09/ms09-026-how-a-developer-can-know-if-their-rpc-interface-is-affected.aspxVendor Advisory
http://osvdb.org/54936Broken Link
http://www.securityfocus.com/bid/35219Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1022357Third Party Advisory, VDB Entry
http://www.us-cert.gov/cas/techalerts/TA09-160A.htmlThird Party Advisory, US Government Resource
http://www.vupen.com/english/advisories/2009/1545Third Party Advisory
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-026
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6227Third Party Advisory

Timeline

Published: Jun 10, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-0568?

How severe is CVE-2009-0568?

Severity scoring for CVE-2009-0568 is pending analysis. The EPSS model estimates a 32.39% probability of exploitation in the next 30 days.

How do I fix CVE-2009-0568?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-0568?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST