HTTP: Microsoft Office Excel Sheet Object Type Confusion

This signature detects attempts to exploit a known code execution vulnerability exists in Microsoft Office Excel. It is due to a memory corruption error when processing a malformed BoundSheet record in an Excel spreadsheet. This can be exploited by remote unauthenticated attackers to execute arbitrary code on the target machine by enticing a user into opening a specially crafted Excel document. In a successful attack, the behavior of the target machine depends entirely on the logic of the injected code, which runs within the security context of the logged on user. In an unsuccessful attack, the vulnerable application can terminate abnormally.

Extended Description

Microsoft Excel is prone to a remote code-execution vulnerability. Attackers can exploit this issue by enticing victims into opening a specially crafted Excel ('.xls') file. Successful exploits can allow attackers to execute arbitrary code with the privileges of the user running the application.

Affected Products

Microsoft excel_2003

References

BugTraq: 38550

CVE: CVE-2010-0258

Short Name

HTTP:STC:DL:XLS-SHEET-OBJ

Severity

Major

Recommended

False

Recommended Action

None

HTTP: Microsoft Office Excel Sheet Object Type Confusion

Extended Description

Affected Products

References

Found a potential security threat?