CVE-2021-22748 Path traversal in C-Bus Toolkit (V1.15.9 and prior), C-Gate Server (V2.11.7 and prior)

What is CVE-2021-22748?

CVE-2021-22748 is a high-severity path traversal vulnerability in C-Bus Toolkit (V1.15.9 and prior), C-Gate Server (V2.11.7 and prior), published on 11 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could allow a remote code execution when a file is saved. Affected Product: C-Bus Toolkit (V1.15.9 and prior), C-Gate Server (V2.11.7 and prior)

Weakness: CWE-22

Which versions are affected by CVE-2021-22748?

It affects 1 product.

Products include Schneider-Electric C-Bus Toolkit.

How do I fix CVE-2021-22748?

No fix has been published for CVE-2021-22748 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-2021-22748 being exploited?

There is no known exploitation of CVE-2021-22748 in the wild and no public exploit code.

Other vulnerabilities in C-Bus Toolkit (V1.15.9 and prior), C-Gate Server (V2.11.7 and prior)

• CVE-2023-5402 Privilege escalation in C-Bus Toolkit Critical 9.8
• CVE-2021-22717 Path traversal in C-Bus Toolkit V1.15.7 and prior High 8.8
• CVE-2021-22719 Path traversal in C-Bus Toolkit V1.15.7 and prior High 8.8
• CVE-2021-22716 Privilege escalation in C-Bus Toolkit High 7.8
• CVE-2021-22718 Path traversal in C-Bus Toolkit V1.15.7 and prior High 7.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xmc5-7cww-2h26.