#VU47617 Buffer overflow in Microsoft 365 Apps for Enterprise and 3D Viewer


Published: 2020-10-13

Vulnerability identifier: #VU47617

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: CVE-2020-16918

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft 365 Apps for Enterprise
Client/Desktop applications / Office applications
3D Viewer
Client/Desktop applications / Other client software

Vendor: Microsoft

Description

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

The vulnerability exists due to a boundary error when the Base3D rendering engine improperly handles memory. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft 365 Apps for Enterprise:

3D Viewer: All versions


External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16918


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.


Latest bulletins with this vulnerability