#VU62281 Buffer overflow in ThinkPad X1 Fold Gen 1 20RK and ThinkPad X1 Fold Gen 1 20RL - CVE-2022-1108
Published: April 13, 2022
Vulnerability identifier: #VU62281
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-1108
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
ThinkPad X1 Fold Gen 1 20RK
ThinkPad X1 Fold Gen 1 20RL
ThinkPad X1 Fold Gen 1 20RK
ThinkPad X1 Fold Gen 1 20RL
Software vendor:
Lenovo
Lenovo
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in LenovoFlashDeviceInterface within the SMI handler. A local user can run a specially crafted program to trigger memory corruption and execute arbitrary code with elevated privileges.
Remediation
Install updates from vendor's website.