Microsoft Jet Database Engine Word file buffer overflow
| microsoft-jet-msjet40-bo (41380) |  High Risk |
Description:
Microsoft Jet Database Engine (msjet40.dll) is vulnerable to a stack-based buffer overflow, caused by improper bounds checking when parsing a Word file. By persuading a victim to open a specially-crafted Word file, a remote attacker could cause the victim's application to crash or possibly execute arbitrary code on the victim's system with the privileges of the victim. An attacker could exploit this vulnerability by sending the malicious file as an email attachment or by hosting it on a Web site.
An attacker could also exploit this vulnerability by persuading a victim to open a specially-crafted MDB file or an MDB file embedded in a Word document. Refer to SecChkID 38499. See References.
Platforms Affected:
- Microsoft, Jet 4.0
- Microsoft, Word 2000
- Microsoft, Word 2003
- Microsoft, Word 2007
Remedy:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS08-028. See References.
Consequences:
Gain Access
References:
- HPSBST02336 SSRT080071 rev.1, Storage Management Appliance (SMA), Microsoft Patch Applicability MS08-026 to MS08-029 at http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01460710.
- IBM Internet Security Systems X-Force Database, Microsoft Jet Database Engine MDB file buffer overflow at http://xforce.iss.net/xforce/xfdb/38499.
- Microsoft Security Advisory (950627), Vulnerability in Microsoft Jet Database Engine (Jet) Could Allow Remote Code Execution at http://www.microsoft.com/technet/security/advisory/950627.mspx.
- Microsoft Security Bulletin MS08-028, Vulnerability in Microsoft Jet Database Engine (Jet) Could Allow Remote Code Execution (950749) at http://www.microsoft.com/technet/security/Bulletin/MS08-028.mspx.
- BID-28087: Microsoft Jet Database Engine MDB File Parsing Unspecified Remote Vulnerability
- CVE-2008-1092: Buffer overflow in msjet40.dll before 4.0.9505.0 in Microsoft Jet Database Engine allows remote attackers to execute arbitrary code via a crafted Word file, as exploited in the wild in March 2008. NOTE: as of 20080513, Microsoft has stated that this is the same issue as CVE-2007-6026.
- SECTRACK ID: 1019686: Microsoft Jet Database Buffer Overflow in 'msjet40.dll' Lets Remote Users Execute Arbitrary Code via Word Documents
- US-CERT VU#936529: Microsoft Jet Engine stack buffer overflow
Reported:
Mar 21, 2008
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