Remote code execution in Microsoft PowerPoint

1) Buffer overflow

EUVDB-ID: #VU1219

Risk: Critical

CVSSv3.1: 8.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2006-4694

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability is caused by a boundary error when parsing malformed records within the PowerPoint file. A remote attacker can create a specially crafted .ppt file, trick the victim into opening it and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability results in compromise of vulnerable system.

Note: this vulnerability is being actively exploited.

Mitigation

Install the following patches:

Microsoft Office 2000 Service Pack 3 — Download the update (KB923093)

Microsoft Office XP Service Pack 3 — Download the update (KB923092)

Microsoft Office 2003 Service Pack 1 or Service Pack 2 — Download the update (KB923091)

Microsoft PowerPoint 2004 for Mac - Download the update (KB924999)

Microsoft PowerPoint v. X for Mac - Download the update (KB924998)

Vulnerable software versions

: 2000 - 2003

Microsoft PowerPoint for Mac: v.X

Microsoft Office: 2000 Service Pack 3 - XP

Microsoft Office for Mac: 2004

External links

http://technet.microsoft.com/library/security/925984
http://technet.microsoft.com/en-us/library/security/ms06-058.aspx
http://www.kb.cert.org/vuls/id/231204

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.