A vulnerability has been discovered within Zabbix front end which if configured with SAML could allow a remote unauthenticated attacker to exploit this issue in order to escalate privileges and gain admin access to Zabbix Frontend. To perform the attack, SAML authentication is required to be enabled and the actor has to know the username of Zabbix user (or use the guest account, which is disabled by default).
Affected Version
Zabbix 5.4.0 – 5.4.8, 6.0.0alpha1
Fixed Version
Zabbix 5.4.9rc2, 6.0.0beta1
Remediation
To remediate this vulnerability, apply the updates listed in the ‘Fixed Version’ section to appropriate products or if an immediate update is not possible, follow the presented below workarounds.
Workaround
Where immediate patching is not possible it is possible to remediation this issue by disabling SAML authentication. Please be aware of the side effects of disabling SAML before performing this action if you rely on SAML for authentication.
References
The attack your training prepared them for doesn’t exist
I’ve delivered more security awareness sessions than I can count. I’m also a social engineer, which means I’ve been the person those sessions are trying to…
The call nobody talks about
The attack call is the one that gets written up in the report. But in James Sheppard’s experience, it’s rarely the most important call he makes.
DORA Threat-Led Penetration Testing: What article 26 actually requires
Annual penetration testing does not satisfy DORA’s testing mandate. Here’s what Article 26 actually requires, who it applies to, and what a real TLPT exercise looks…