CVE-2020-8948 Path traversal in n/a
An unprivileged user can overwrite arbitrary files via hard links in Sierra Wireless Windows drivers, leading to arbitrary code execution with system privileges.
- 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-2020-8948?
CVE-2020-8948 is a high-severity path traversal vulnerability in n/a, published on 15 Apr 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Sierra Wireless Windows Mobile Broadband Driver Packages (MBDP) before build 5043 allows an unprivileged user to overwrite arbitrary files in arbitrary folders using hard links. An unprivileged user could leverage this vulnerability to execute arbitrary code with system privileges.
Weakness: CWE-59
Which versions are affected by CVE-2020-8948?
It affects 1 product.
Products include Sierrawireless Mobile Broadband Driver Package.
How do I fix CVE-2020-8948?
No fix has been published for CVE-2020-8948 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-2020-8948 being exploited?
There is no known exploitation of CVE-2020-8948 in the wild and no public exploit code.
Sources
Also known as GHSA-69fw-6gfj-m3v8.