Vulnerability · Published Dec 12, 2022 · Assigned by Zabbix

CVE-2022-43516Zabbix Agent installer adds “allow all TCP any any” firewall rule

Medium 6.5

In plain English

A medium-severity security flaw in Zabbix agent 2 (MSI packages) from Zabbix. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.0%top 37.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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)

Affected products (as reported)

VendorProductVersions
Zabbix Zabbix agent (MSI packages) Oct. 29, 2022 - Dec 2, 2022
Zabbix Zabbix agent 2 (MSI packages) Oct. 29, 2022 - Dec 2, 2022

Weakness: CWE-16 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L

References