CVE-2022-43516

Public Exploit
Zabbix Agent installer adds “allow all TCP any any” firewall rule

Description

A Firewall Rule which allows all incoming TCP connections to all programs from any source and to all ports is created in Windows Firewall after Zabbix agent installation (MSI)

Remediation

Solution:

  • To remediate this vulnerability, apply the updates listed in the 'Unaffected' section to appropriate products or use the workaround

Workaround:

  • If an immediate update is not possible, change the applied local firewall rule to allow the agent port only.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.96% Top 25%
Vendor Advisory zabbix.com
Affected: Zabbix Zabbix agent (MSI packages)
Affected: Zabbix Zabbix agent 2 (MSI packages)
Published at:
Updated at:

References

Link Tags
https://support.zabbix.com/browse/ZBX-22002 patch vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2022-43516?
CVE-2022-43516 has been scored as a medium severity vulnerability.
How to fix CVE-2022-43516?
To fix CVE-2022-43516: To remediate this vulnerability, apply the updates listed in the 'Unaffected' section to appropriate products or use the workaround
Is CVE-2022-43516 being actively exploited in the wild?
It is possible that CVE-2022-43516 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-43516?
CVE-2022-43516 affects Zabbix Zabbix agent (MSI packages), Zabbix Zabbix agent 2 (MSI packages).
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