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CVE-2023-25185
Privilege escalation in multiple services of Nokia ASIKA

Public disclosure

20-02-2023

Last updated

20-02-2023

Vulnerability type

Improper Privilege Management

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L

CVSS score

3.8

Description

A mobile network solution internal fault was found in Nokia Single RAN software releases that certain software processes in BTS internal software design have unnecessary high privileges to BTS embedded operating system (OS) resources. Nokia has lowered the privileges of these processes in Single RAN SW release 21B onwards, as BTS internal security hardening act.

Affected products and versions

Product

Versions

Nokia ASIKA Airscale

Nokia Single RAN SW releases 19B, 20A, 20B, 20C and 21A are affected

Mitigation plan

Fix has been provided on top of SRAN 21B onwards.

Acknowledgements

  • Lena David from Synacktiv
  • Geoffrey Bertoli from Synacktiv

References

Change history : Initial version is published on 20-02-2023