#VU31889 Use-after-free in Qt - CVE-2020-12267
Published: July 27, 2020
Vulnerability identifier: #VU31889
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-12267
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Qt
Qt
Software vendor:
Trolltech
Trolltech
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in setMarkdown. A remote attacker can execute arbitrary code with the privileges of the process, or cause a denial of service (DoS) condition.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install updates from vendor's website.