#VU1576 Improper initialization in Microsoft Visio
Vulnerability identifier: #VU1576
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-665
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Microsoft Visio
Client/Desktop applications /
Office applications
Vendor:
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to improper initialization in the Microsoft Active Template Library (ATL) when handling objects from data streams related to unsafe usage of VariantClear() function. A remote attacker can create a specially crafted Web site that that passes a corrupt stream to a component or control using the IE browser, trick the victim into viewing it and execute arbitrary code on the target system with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Mitigation
Install update from vendor's website:
Microsoft Outlook 2002 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?FamilyId=04878c2c-eb97-426f-be08-89036a6799db
http://go.microsoft.com/fwlink/?LinkId=112113
Microsoft Office Outlook 2003 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?FamilyId=79e2b2e8-d5e8-4014-b489-720af2b5083d
http://go.microsoft.com/fwlink/?LinkId=112113
Microsoft Office Outlook 2007 Service Pack 1 and Microsoft Office Outlook 2007 Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?FamilyId=d39234a3-c62c-44ba-a626-3179a183ca09
Microsoft Office Visio Viewer 2007 Service Pack 1 and Microsoft Office Visio Viewer 2007 Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?FamilyId=d20004c5-dd01-459e-8120-5f127e20c085
Vulnerable software versions
:
Microsoft Visio:
External links
http://technet.microsoft.com/en-us/library/security/ms09-060.aspx
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.
