#VU5290 Memory corruption in Microsoft products - CVE-2015-2477

Vulnerability identifier: #VU5290

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2015-2477

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft Office
Client/Desktop applications / Office applications
Microsoft Office for Mac
Client/Desktop applications / Office applications
Microsoft Word
Client/Desktop applications / Office applications

Vendor: Microsoft

Description

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

The vulnerability exists due to boundary error when processing Microsoft Word documents. A remote unauthenticated attacker can create a specially crafted Word document, trick the victim into opening it and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from Microsoft website.

Vulnerable software versions

Microsoft Office: 2007

Microsoft Office for Mac: 2011 - 2016

Microsoft Word: Viewer

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External links
https://technet.microsoft.com/en-us/library/security/ms15-081.aspx

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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.