VDB-93277 · CVE-2016-5617 · EDB 40679

MariaDB Error Handling access control

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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in MariaDB. This affects an unknown function of the component Error Handling. This manipulation causes access control. This vulnerability is tracked as CVE-2016-5617. The attack is restricted to local execution. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in MariaDB (Database Software) (affected version not known). Affected by this vulnerability is some unknown functionality of the component Error Handling. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Oracle MySQL 5.5.51 and earlier, 5.6.32 and earlier, and 5.7.14 and earlier allows local users to affect confidentiality, integrity, and availability via vectors related to Server: Error Handling.

The bug was discovered 10/18/2016. The weakness was disclosed 11/01/2016 by Dawid Golunski as MySQL / MariaDB / PerconaDB - Root Privilege Escalation Exploit as confirmed mailinglist post (Full-Disclosure). The advisory is shared at seclists.org. The public release has been coordinated in cooperation with the project team. This vulnerability is known as CVE-2016-5617 since 06/16/2016. An attack has to be approached locally. A single authentication is required for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

A public exploit has been developed by Dawid Golunski and been published immediately after the advisory. It is possible to download the exploit at legalhackers.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 94165 (MySQL 5.5.x < 5.5.53 Multiple Vulnerabilities (October 2016 CPU)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Databases and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 20027 (Oracle MySQL October 2016 Critical Patch Update (CPUOCT2016)).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (40679), Tenable (94165) and SecurityFocus (BID 92912†). The entries VDB-91505, VDB-91506, VDB-91507 and VDB-92830 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Database Software

Name

MariaDB

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

Video

Open Video | Show More Videos

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Dawid Golunski
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 94165
Nessus Name: MySQL 5.5.x < 5.5.53 Multiple Vulnerabilities (October 2016 CPU)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for community-mysql FEDORA-2016-c7e60a9fd4
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

06/16/2016 🔍
10/18/2016 +124 days 🔍
10/18/2016 +0 days 🔍
10/19/2016 +1 days 🔍
10/20/2016 +1 days 🔍
11/01/2016 +12 days 🔍
11/01/2016 +0 days 🔍
11/27/2024 +2948 days 🔍