CVE-2022-27481 Race condition in SCALANCE W1788-1 M12
An attacker can cause a device crash via a race condition in ARP request handling on Siemens SCALANCE wireless switches.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-27481?
CVE-2022-27481 is a medium-severity vulnerability in Siemens SCALANCE W1788-1 M12, published on 12 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle resources of ARP requests. This could allow an attacker to cause a race condition that leads to a crash of the entire device.
Weakness: CWE-362
Which versions are affected by CVE-2022-27481?
It affects 4 products.
Products include Siemens Scalance W1788-1 M12 Firmware, Siemens Scalance W1788-2 Eec M12 Firmware, Siemens Scalance W1788-2 M12 Firmware, Siemens Scalance W1788-2ia M12 Firmware.
How do I fix CVE-2022-27481?
No fix has been published for CVE-2022-27481 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-27481 being exploited?
There is no known exploitation of CVE-2022-27481 in the wild and no public exploit code.
Other vulnerabilities in Siemens SCALANCE W1788-1 M12
Sources
Also known as GHSA-w26m-cxw2-hqp8.