Vulnerability identifier: #VU20271
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:
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 attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of user-supplied input when processing .LNK files. A remote attacker can trick the victim to open a drive or remote share with malicious Windows shortcut file (.LNK) with Windows Explorer and execute arbitrary code on the system with privileges of the current user.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Windows: 10 1709 - 10 1903
Windows Server: 2019 - 2019 1903
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1188
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.