CVE-2022-2483: High severity nokia asika airscale vulnerability

Published Jan 6, 2023

Updated

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.

Affected Software

6 affected components

Nokia ASIK 474021A.101

Nokia ASIK 474021A.102 (not affected by CVE-2022-2484)

Nokia Asik Airscale 474021a.102 Firmware

Nokia Asik Airscale 474021a.102

Nokia Asik Airscale 474021a.101 Firmware

Nokia Asik Airscale 474021a.101

Remediation

Information

Nokia has released technical support notes containing mitigation instructions for impacted Nokia users. Users should contact Nokia https://customer.nokia.com/support/s/ to receive further information.

Event History

Jan 6, 2023

CVE Published

via MITRE·09:04 PM

Data Sourced

via MITRE·09:04 PM

RemedyDescriptionSeverityWeakness

Aug 3, 2024

Data Sourced

via ICS·12:47 AM

SeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

ICSA-22-307-02

Frequently Asked Questions

What is CVE-2022-2483?

CVE-2022-2483 is a vulnerability in the bootloader of the Nokia ASIK AirScale system module that can permanently disable secure boot on a device.

What is the severity of CVE-2022-2483?

CVE-2022-2483 has a severity rating of 7.1, which is considered high.

Which software versions are affected by CVE-2022-2483?

Versions 474021A.101 and 474021A.102 of the Nokia ASIK AirScale system module firmware are affected by CVE-2022-2483.

How can the bootloader in the Nokia ASIK AirScale system module be exploited?

An attacker can exploit CVE-2022-2483 by modifying the flash contents to corrupt the public keys used for firmware verification signature, which disables secure boot.

Where can I find more information about CVE-2022-2483?

You can find more information about CVE-2022-2483 on the CISA website at https://www.cisa.gov/uscert/ics/advisories/icsa-22-307-02.