CVE-2024-4163 Privilege Escalation on Skylab IIoT Gateway (IGX)
Attackers can escalate privileges to root via a limited shell, gaining full control of the Skylab IIoT Gateway.
- 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-2024-4163?
CVE-2024-4163 is a high-severity vulnerability in Skylab IIoT Gateway (IGX), published on 26 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Skylab IGX IIoT Gateway allowed users to connect to it via a limited shell terminal (IGX). However, it was discovered that the process was running under root privileges. This allowed the attacker to read, write, and modify any file in the operating system by utilizing the limited shell file exec and download functions. By replacing the /etc/passwd file with a new root user entry, the attacker was able to breakout from the limited shell and login to a unrestricted shell with root access. With the root access, the attacker will be able take full control of the IIoT Gateway.
Weakness: CWE-862
Which versions are affected by CVE-2024-4163?
How do I fix CVE-2024-4163?
No fix has been published for CVE-2024-4163 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-4163 being exploited?
There is no known exploitation of CVE-2024-4163 in the wild and no public exploit code.
Sources
Also known as GHSA-pq98-px5v-5jjc.