Vulnerability identifier: #VU17610

Vulnerability risk: High

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-0630

CWE-ID: CWE-20

Exploitation vector: 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 authenticated attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when the Microsoft Server Message Block 2.0 (SMBv2) server handles certain requests. A remote attacker can send a specially crafted packet to a targeted SMBv2 server and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: 8.1 - 8.1 RT, 7, 10 - 10 1809

Windows Server: 2008 - 2019 1803

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0630

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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