spx_restservice First_network_func Broken Access Control

CVE-2021-26732

Summary

A broken access control vulnerability in the First_network_func function of spx_restservice allows an attacker to arbitrarily change the network configuration of the BMC..

Impact

 

An un-authenticated remote attacker would be able to arbitrarily change the network configuration of the BMC, e.g., change the DNS server or gateway address.

Issue Date

October 21, 2022

Affects

The vulnerability affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0

CVE Name

CVE-2021-26732

CVSS Details

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

CVSS Score

6.5

Solution

Updated BMC firmware versions that fix the issue are available from Lanner technical support

Acknowledgments

Andrea Palanca of Nozomi Networks

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