CVE-2024-3576 NPort 5100A Series Store XSS Vulnerability

High 8.3 Published Updated

Attackers can inject malicious scripts into the NPort 5100A web interface to steal sensitive information and escalate privileges.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-3576?

CVE-2024-3576 is a high-severity cross-site scripting vulnerability in Moxa NPort 5100A Series, published on 6 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The NPort 5100A Series firmware version v1.6 and prior versions are affected by web server XSS vulnerability. The vulnerability is caused by not correctly neutralizing user-controllable input before placing it in output. Malicious users may use the vulnerability to get sensitive information and escalate privileges.

Weakness: CWE-79

Which versions are affected by CVE-2024-3576?

How do I fix CVE-2024-3576?

No fix has been published for CVE-2024-3576 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-2024-3576 being exploited?

There is no known exploitation of CVE-2024-3576 in the wild and no public exploit code.

Sources

Also known as GHSA-8hfj-v3g5-5mpj.

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