Zabbix Frontend Improper Access Control Vulnerability
Malicious actors can pass step checks and potentially change the configuration of Zabbix Frontend.
A remote attacker, without authentication, can achieve full data confidentiality loss, partial data tampering. Federal agencies are required to remediate by 2022-03-08 under CISA BOD 22-01.
This is a Software Vulnerability (CWE-284) (CWE-284) vulnerability in Zabbix Frontend. After the initial setup process, some steps of setup.php file are reachable not only by super-administrators, but by unauthenticated users as well. Malicious actor can pass step checks and potentially change the configuration of Zabbix Frontend. Exploitation requires remote network access, higher attack complexity, no authentication required, and no user interaction required.
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Phishing link
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Malicious file
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Server compromised
Probably yes if any of these apply:
CISA added this CVE to the Known Exploited Vulnerabilities catalog on 2022-02-22 based on evidence of active exploitation in the wild. Federal agencies required to remediate by 2022-03-08.
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA required action: Apply updates per vendor instructions.
References
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References