Vulnerability identifier: #VU5561
Vulnerability risk: Low
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-401
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Microsoft Excel
Client/Desktop applications /
Office applications
Microsoft Office
Client/Desktop applications /
Office applications
Microsoft SharePoint Server
Server applications /
Application servers
Vendor: Microsoft
Description
The vulnerability allows a remote attacker to bypass Address Space Layout Randomization on the target system.
The weakness exists due to insecure memory release. A remote attacker can create a specially crafted Excel file, trick the victim into opening it and bypass ASLR mechanism.
Successful exploitation of this vulnerability results in security bypass on the vulnerable system.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Microsoft Excel:
Microsoft SharePoint Server: 2010 - 2013
Microsoft Office: 2007, 2010
External links
http://technet.microsoft.com/en-us/library/security/ms15-070
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.