CVE-2021-23223 Privilege escalation in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products
A local privileged user can escalate privileges due to improper initialization in Intel and Killer WiFi drivers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-23223?
CVE-2021-23223 is a high-severity vulnerability in Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products, published on 18 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper initialization for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow a privileged user to potentially enable escalation of privilege via local access.
Weakness: CWE-665
Which versions are affected by CVE-2021-23223?
It affects 5 products.
Products include Intel Killer Wi-Fi 6e Ax1675 Firmware, Intel Killer Wi-Fi 6e Ax1690 Firmware, Intel Proset Wi-Fi 6e Ax210 Firmware, Intel Wi-Fi 6e Ax211 Firmware, Intel Wi-Fi 6e Ax411 Firmware.
How do I fix CVE-2021-23223?
Apply the vendor's patch.
Is CVE-2021-23223 being exploited?
There is no known exploitation of CVE-2021-23223 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2021-23223, GHSA-h4xp-387r-72m5.