CVE-2022-30708 Path traversal in n/a

High 8.8 Published 15 May 2022 Updated 3 Aug 2024

Remote attackers can execute arbitrary code via path traversal in the Authentic theme settings editor when manually created users are present.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-30708?

CVE-2022-30708 is a high-severity path traversal vulnerability in Webmin Webmin, published on 15 May 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Webmin through 1.991, when the Authentic theme is used, allows remote code execution when a user has been manually created (i.e., not created in Virtualmin or Cloudmin). This occurs because settings-editor_write.cgi does not properly restrict the file parameter.

Which versions are affected by CVE-2022-30708?

It affects 1 product.

Products include Webmin Webmin.

How do I fix CVE-2022-30708?

Apply the vendor's patch.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-30708 being exploited?

There is no known exploitation of CVE-2022-30708 in the wild and no public exploit code.

All Webmin Webmin vulnerabilities

Sources

Also known as GHSA-jgr2-cp5w-vm48, MGASA-2022-0216.