CVE-2023-1262 Missing MAC layer security in Wi-SUN Linux Border Router
A missing MAC layer security check allows malicious nodes to route unauthorized messages through the Wi-SUN Linux Border Router network.
- 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-2023-1262?
CVE-2023-1262 is a high-severity missing authorization vulnerability in silabs.com Wi-SUN Linux Border Router, published on 21 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Missing MAC layer security in Silicon Labs Wi-SUN Linux Border Router v1.5.2 and earlier allows malicious node to route malicious messages through network.
Weakness: CWE-862
Which versions are affected by CVE-2023-1262?
It affects 1 product.
Products include Silabs Wireless Smart Ubiquitous Network Linux Border Router Firmware.
How do I fix CVE-2023-1262?
No fix has been published for CVE-2023-1262 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-2023-1262 being exploited?
There is no known exploitation of CVE-2023-1262 in the wild and no public exploit code.
Sources
Also known as GHSA-cjwm-65c2-wwqf.