#VU27848 Buffer overflow in Windows and Windows Server


Published: 2020-05-12

Vulnerability identifier: #VU27848

Vulnerability risk: Medium

CVSSv3.1: 7 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1067

CWE-ID: CWE-119

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

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 within Windows. A remote attacker  who has a domain user account could create a specially crafted request, causing Windows to execute arbitrary code with elevated permissions.

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

Mitigation
Install update from vendor's website.

Vulnerable software versions

Windows: 10 - 10 1909, 7, 8.1 - 8.1 RT

Windows Server: 2008 - 2019 1909


External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1067


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability