CVE-2021-22716 Privilege escalation in C-Bus Toolkit
An unprivileged user can modify a critical file to achieve remote code execution in Schneider Electric C-Bus Toolkit.
- 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-2021-22716?
CVE-2021-22716 is a high-severity vulnerability in Schneider Electric C-Bus Toolkit, published on 13 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A CWE-732: Incorrect Permission Assignment for Critical Resource vulnerability exists that could allow remote code execution when an unprivileged user modifies a file. Affected Product: C-Bus Toolkit (V1.15.9 and prior)
Weakness: CWE-732
Which versions are affected by CVE-2021-22716?
It affects 1 product.
Products include Schneider-Electric C-Bus Toolkit.
How do I fix CVE-2021-22716?
No fix has been published for CVE-2021-22716 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22716 being exploited?
There is no known exploitation of CVE-2021-22716 in the wild and no public exploit code.
Other vulnerabilities in Schneider Electric C-Bus Toolkit
- CVE-2023-5402 Privilege escalation in C-Bus Toolkit
- CVE-2021-22748 Path traversal in C-Bus Toolkit (V1.15.9 and prior), C-Gate Server (V2.11.7 and prior)
- CVE-2021-22717 Path traversal in C-Bus Toolkit V1.15.7 and prior
- CVE-2021-22719 Path traversal in C-Bus Toolkit V1.15.7 and prior
- CVE-2021-22718 Path traversal in C-Bus Toolkit V1.15.7 and prior
Sources
Also known as GHSA-h57p-xqpc-6hj8.