Headline
CVE-2021-26730: spx_restservice Login_handler_func Subfunction Stack-Based Buffer OverflowCVE-2021-26730 – Nozomi Networks
A stack-based buffer overflow vulnerability in a subfunction of the Login_handler_func function of spx_restservice allows an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.
CVE-2021-26730
Summary
A stack-based buffer overflow vulnerability in a subfunction of the Login_handler_func function of spx_restservice allows an attacker to execute arbitrary code with the same privileges as the server user (root).
Impact
An un-authenticated remote attacker would be able to execute arbitrary code with root privileges on the BMC and, potentially, abuse it to also compromise the managed host.
Issue Date
October 21, 2022
Affects
The vulnerability affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0
CVSS Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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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