Vulnerability identifier: #VU25237
Vulnerability risk: Low
CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-59
Exploitation vector: Local
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 local user to elevate privileges on the system.
The vulnerability exists within the Windows Installer when MSI packages process symbolic links. A local user can bypass access restrictions to add or remove files and escalate privileges on the system.Mitigation
Install updates 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-2020-0686
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.