CVE-2020-8346 Path traversal in System Interface Foundation
An attacker can write configuration files to non-standard locations, potentially causing denial of service or unauthorized data modification in Lenovo System Interface Foundation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8346?
CVE-2020-8346 is a medium-severity path traversal vulnerability in Lenovo System Interface Foundation, published on 15 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A denial of service vulnerability was reported in the Lenovo Vantage component called Lenovo System Interface Foundation prior to version 1.1.19.5 that could allow configuration files to be written to non-standard locations.
Weakness: CWE-276
Which versions are affected by CVE-2020-8346?
It affects 1 product.
Products include Lenovo System Interface Foundation.
How do I fix CVE-2020-8346?
No fix has been published for CVE-2020-8346 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2020-8346 being exploited?
There is no known exploitation of CVE-2020-8346 in the wild and no public exploit code.
Other vulnerabilities in Lenovo System Interface Foundation
- CVE-2019-6186 Privilege escalation in Lenovo System Interface Foundation
- CVE-2021-3922 Race condition in IMController
- CVE-2021-3969 Race condition in IMController
- CVE-2019-6189 Other in Lenovo System Interface Foundation
- CVE-2016-8223 Privilege escalation in All ThinkPad, ThinkCentre, ThinkStation and Lenovo-branded systems preloaded with the Windows 10 operating system, or any system running Lenovo Companion, Lenovo Settings, or Lenovo ID.
Sources
Also known as GHSA-fg6m-whg2-v39j.