CVE-2023-32723 Inefficient permission check in class CControllerAuthenticationUpdate

High 8.5 Published 12 Oct 2023 Updated 13 Feb 2025

An attacker can bypass permission checks in Zabbix by triggering an LDAP request before authorization is verified.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2023-32723?

CVE-2023-32723 is a high-severity missing authorization vulnerability in Zabbix Zabbix, published on 12 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Request to LDAP is sent before user permissions are checked.

Weakness: CWE-732

Which versions are affected by CVE-2023-32723?

It affects 1 product.

Products include Zabbix Zabbix.

How do I fix CVE-2023-32723?

Apply the vendor's patch.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-32723 being exploited?

There is no known exploitation of CVE-2023-32723 in the wild and no public exploit code.

All Zabbix Zabbix vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-32723, GHSA-34w2-qwhq-wprv, UBUNTU-CVE-2023-32723.