Vulnerability identifier: #VU27837

Vulnerability risk: Low

CVSSv3.1: 7.2 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2020-1048

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: Yes

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

Vendor: Microsoft

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the Windows Print Spooler service improperly allows arbitrary writing to the file system. A local user can use a specially crafted application to execute arbitrary code on the target system with elevated privileges.

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

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1048

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.