CVE-2023-38311 Cross-site scripting in n/a

Medium 5.4 Published Updated

An attacker can inject malicious scripts into the System Logs Viewer configuration, leading to code execution or account takeover when the page is accessed.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-38311?

CVE-2023-38311 is a medium-severity cross-site scripting vulnerability in Webmin Webmin, published on 31 Jul 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in Webmin 2.021. A Stored Cross-Site Scripting (XSS) vulnerability was discovered in the System Logs Viewer functionality. The vulnerability allows an attacker to store a malicious payload in the configuration field, triggering the execution of the payload when saving the configuration or when accessing the System Logs Viewer page.

Weakness: CWE-79

Which versions are affected by CVE-2023-38311?

It affects 1 product.

Products include Webmin Webmin.

How do I fix CVE-2023-38311?

No fix has been published for CVE-2023-38311 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-38311 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-38311 exists.

All Webmin Webmin vulnerabilities

Sources

Also known as GHSA-xgfv-mhg2-f5q3.

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