Microsoft Visual Basic Company Name buffer overflow

vb-companyname-bo (34476)

High Risk

Description:

Microsoft Visual Basic is vulnerable to a stack-based buffer overflow, caused by improper bounds checking of Visual Basic Project (VBF) files. By creating a specially-crafted VBP file and persuading the victim to open the project description page and select company name, a remote attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to consume all available CPU resources.

*CVSS:

Base Score:	6.4
Access Vector:	Remote
Access Complexity:	High
Authentication:	Not Required
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Complete
Temporal Score:	5.5
Exploitability:	Proof-Of-Concept
Remediation Level:	Unavailable
Report Confidence:	Uncorroborated

Consequences:

Gain Access

Remedy:

No remedy available as of July 9, 2011.

References:

• Microsoft Visual Basic Web site: Visual Basic 6.0 Resource Center.
• BID-24128: Microsoft Visual Basic 6.0 Project Description Buffer Overflow Vulnerability
• BID-24129: Microsoft Visual Basic 6.0 Project Company Name Denial of Service Vulnerability
• CVE-2007-2884: Multiple stack-based buffer overflows in Microsoft Visual Basic 6 allow user-assisted remote attackers to cause a denial of service (CPU consumption) or execute arbitrary code via a Visual Basic Project (vbp) file with a long (1) Description or (2) Company Name (VersionCompanyName) field.

Platforms Affected:

• Microsoft Visual Basic 6.0

Reported:

May 23, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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