VDB-95832 · CVE-2016-4338 · EDB-39769

Zabbix up to 2.0.17/2.2.12/3.0.2 Configuration Script userparameter_mysql.conf mysql.size sql injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.5	$0-$5k	0.00

A vulnerability classified as critical has been found in Zabbix up to 2.0.17/2.2.12/3.0.2 (Network Management Software). Affected is some unknown functionality of the file userparameter_mysql.conf of the component Configuration Script. The manipulation of the argument mysql.size with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. This is going to have an impact on confidentiality, integrity, and availability. An attacker might be able inject and/or alter existing SQL statements which would influence the database exchange.

The bug was discovered 05/03/2016. The weakness was disclosed 01/23/2017 by Timo Lindfors as EDB-39769 as confirmed exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2016-4338 since 04/27/2016. It is possible to launch the attack remotely. A authentication is required for exploitation. Technical details and a public exploit are known.

A public exploit has been developed by Timo Lindfors and been published even before and not after the advisory. It is declared as proof-of-concept. The exploit is shared for download at exploit-db.com. The vulnerability was handled as a non-public zero-day exploit for at least 224 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 95816 (GLSA-201612-42 : Zabbix: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context local.

Upgrading to version 2.0.18 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 89631) and Tenable (95816).

Productinfoedit

Type

Network Management Software

Name

Zabbix

CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2infoedit

AV	AC	Au	C	I	A
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🔍	🔍	🔍	🔍	🔍	🔍
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Sql injection
CWE: CWE-89
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Timo Lindfors
Download: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 95816
Nessus Name: GLSA-201612-42 : Zabbix: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 100917
OpenVAS Name: Zabbix Arbitrary Code Execution Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zabbix 2.0.18

Timelineinfoedit

04/27/2016 🔍
05/03/2016 +6 days 🔍
05/03/2016 +0 days 🔍
05/04/2016 +1 days 🔍
05/04/2016 +0 days 🔍
12/13/2016 +223 days 🔍
12/14/2016 +1 days 🔍
01/23/2017 +40 days 🔍
01/23/2017 +0 days 🔍
01/24/2017 +1 days 🔍
12/02/2019 +1042 days 🔍