CVE-2024-27942 Missing authorization in RUGGEDCOM CROSSBOW

High 7.5 Published Updated

Unauthenticated attackers can disconnect active users from the RUGGEDCOM CROSSBOW server, causing a 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-2024-27942?

CVE-2024-27942 is a high-severity missing authorization vulnerability in Siemens RUGGEDCOM CROSSBOW, published on 14 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been identified in RUGGEDCOM CROSSBOW (All versions < V5.5). The affected systems allow any unauthenticated client to disconnect any active user from the server. An attacker could use this vulnerability to prevent any user to perform actions in the system, causing a denial of service situation.

Weakness: CWE-306

Which versions are affected by CVE-2024-27942?

It affects 1 product.

Products include Siemens Ruggedcom Crossbow.

How do I fix CVE-2024-27942?

No fix has been published for CVE-2024-27942 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-2024-27942 being exploited?

There is no known exploitation of CVE-2024-27942 in the wild and no public exploit code.

Sources

Also known as GHSA-r67f-7g4f-5cfq.

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