CVE-2016-4338

HIGH

Zabbix <2.0.18, <2.2.13, <3.0.3 - Code Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-4338. PoCs published by Timo Lindfors.

AI-analyzed exploit summary This exploit demonstrates a shell command injection vulnerability in Zabbix Agent 3.0.1 due to improper handling of shell commands in the mysql.size user parameter. The vulnerability arises when /bin/sh is not bash, allowing execution of arbitrary commands with zabbix user privileges.

Description

The mysql user parameter configuration script (userparameter_mysql.conf) in the agent in Zabbix before 2.0.18, 2.2.x before 2.2.13, and 3.0.x before 3.0.3, when used with a shell other than bash, allows context-dependent attackers to execute arbitrary code or SQL commands via the mysql.size parameter.

Exploits (1)

exploitdb WORKING POC
by Timo Lindfors · textlocallinux
https://www.exploit-db.com/exploits/39769

This exploit demonstrates a shell command injection vulnerability in Zabbix Agent 3.0.1 due to improper handling of shell commands in the mysql.size user parameter. The vulnerability arises when /bin/sh is not bash, allowing execution of arbitrary commands with zabbix user privileges.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Zabbix Agent 3.0.1
No auth needed
Prerequisites: Access to Zabbix Agent port 10050 · Zabbix Agent configured to accept connections from attacker's IP
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (10)

Core 10
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/39769/
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/538258/100/0/threaded
Exploit, Patch, Vendor Advisory x_refsource_confirm
https://support.zabbix.com/browse/ZBX-10741
Exploit, Third Party Advisory, VDB Entry mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2016/May/9
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/89631
Third Party Advisory, VDB Entry vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201612-42

Scores

CVSS v3 8.1
EPSS 0.2114
EPSS Percentile 97.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-89
Status published
Products (33)
zabbix/zabbix 2.0.0
zabbix/zabbix 2.0.1
zabbix/zabbix 2.0.2
zabbix/zabbix 2.0.3
zabbix/zabbix 2.0.4
zabbix/zabbix 2.0.5
zabbix/zabbix 2.0.6
zabbix/zabbix 2.0.7
zabbix/zabbix 2.0.8
zabbix/zabbix 2.0.9
... and 23 more
Published Jan 23, 2017
Tracked Since Feb 18, 2026