#VU11051 Security restrictions bypass in Microsoft products - CVE-2018-0907

Vulnerability identifier: #VU11051

Vulnerability risk: Medium

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-0907

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

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

Vendor: Microsoft

Description
The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exists in in Microsoft Office software by not enforcing macro settings on an Excel document. A remote attacker can trick the victim to open a specially crafted Excel document and change default behavior of Microsoft Excel.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft Office for Mac: 2016

Microsoft Excel: 2007, 2010, 2013 RT Service Pack 1, 2013, 2016

Microsoft Office: 2016

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External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0907

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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.