QID 150734

Date Published: 2023-10-23

QID 150734: Zabbix Stack-buffer Overflow Vulnerability (CVE-2023-32722)

Zabbix is an open-source software tool to monitor IT infrastructure such as networks, servers, virtual machines, and cloud services.

The zabbix/src/libs/zbxjson module is vulnerable to a buffer overflow when parsing JSON files via zbx_json_open.

Affected version:
Zabbix version from 6.0.0 to 6.0.20
Zabbix version from 6.4.0 to 6.4.5

QID Detection Logic (Unauthenticated):
This QID sends a HTTP POST request to "api_jsonrpc.php" endpoint and checks the response body to confirm if the host is running vulnerable version of Zabbix Server.

Stack based buffer overflows usually lead to remote code execution.

CVSS V3 rated as High - 7.8 severity.

CVSS V2 rated as Critical - 10 severity.

Solution

Customers are advised to upgrade Zabbix to new version to remediate this vulnerability. For more information please refer to ZBX-23390.

Vendor References

ZBX-23390 - support.zabbix.com/browse/ZBX-23390

CVEs related to QID 150734

CVE-2023-32722 |

Software Advisories

Advisory ID	Software	Component	Link
ZBX-23390			support.zabbix.com/browse/ZBX-23390

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