CVE-2022-2483 Security feature bypass in ASIK AirScale

High 8.4 Published 6 Jan 2023 Updated 16 Jan 2025

Attackers can permanently disable secure boot by corrupting public keys in flash, bypassing firmware verification on Nokia AirScale modules.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-2483?

CVE-2022-2483 is a high-severity vulnerability in Nokia ASIK AirScale , published on 6 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The bootloader in the Nokia ASIK AirScale system module (versions 474021A.101 and 474021A.102) loads public keys for firmware verification signature. If an attacker modifies the flash contents to corrupt the keys, secure boot could be permanently disabled on a given device.

Weakness: CWE-1282

Which versions are affected by CVE-2022-2483?

It affects 2 products.

Products include Nokia Asik Airscale 474021a.101 Firmware, Nokia Asik Airscale 474021a.102 Firmware.

How do I fix CVE-2022-2483?

No fix has been published for CVE-2022-2483 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-2483 being exploited?

There is no known exploitation of CVE-2022-2483 in the wild and no public exploit code.

Sources

Also known as GHSA-7w2m-f6qv-243x.