CVE-2024-21846 Electrolink FM/DAB/TV Transmitter Missing Authentication for Critical Function

Medium 6.9 Published Updated

Unauthenticated attackers can reset the board and stop transmitter operations via a crafted GET request, causing denial of service.

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-2024-21846?

CVE-2024-21846 is a medium-severity missing authorization vulnerability in Electrolink Compact DAB Transmitter, published on 18 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An unauthenticated attacker can reset the board and stop transmitter operations by sending a specially-crafted GET request to the command.cgi gateway, resulting in a denial-of-service scenario.

Weakness: CWE-306

Which versions are affected by CVE-2024-21846?

How do I fix CVE-2024-21846?

No fix has been published for CVE-2024-21846 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2024-21846 being exploited?

There is no known exploitation of CVE-2024-21846 in the wild and no public exploit code.

Sources

Also known as GHSA-v8qp-w9p6-9xvp.

Is CVE-2024-21846 in your software?

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