CVE-2021-26732 spx_restservice First_network_func Broken Access Control
An attacker can arbitrarily change the network configuration of the BMC due to broken access control in the spx_restservice component.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-26732?
CVE-2021-26732 is a medium-severity missing authorization vulnerability in Lanner Inc IAC-AST2500A, published on 24 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.
Weakness: CWE-284
Which versions are affected by CVE-2021-26732?
It affects 1 product.
Products include Lannerinc Iac-Ast2500a Firmware.
How do I fix CVE-2021-26732?
No fix has been published for CVE-2021-26732 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-26732 being exploited?
There is no known exploitation of CVE-2021-26732 in the wild and no public exploit code.
Other vulnerabilities in Lanner Inc IAC-AST2500A
- CVE-2021-26727 spx_restservice SubNet_handler_func Multiple Command Injections and Stack-Based Buffer Overflows
- CVE-2021-26728 spx_restservice KillDupUsr_func Command Injection and Stack-Based Buffer Overflow
- CVE-2021-26729 spx_restservice Login_handler_func Command Injection and Multiple Stack-Based Buffer Overflows
- CVE-2021-26730 spx_restservice Login_handler_func Subfunction Stack-Based Buffer Overflow
- CVE-2021-26731 spx_restservice modifyUserb_func Command Injection and Multiple Stack-Based Buffer Overflows
Sources
Also known as GHSA-8pc4-5whg-xj4v.