SB2019011802 - Information disclosure in Adminer
Published: January 18, 2019
Security Bulletin ID
SB2019011802
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: N/A)
The vulnerability allows a remote attacker to obtain potentially sensitive information.The weakness exists due to passwords leak. A remote attacker needs a modified MySQL server, which is altered to send out data import requests to any client that connects to find an open
adminer.php on the victim system, instruct Adminer to connect to his rigged MySQL server (external connections are actually a feature of Adminer) and connect to the foreign server, login with the credentials, and immediately receive a data import request from the server for a specific file.Successful exploitation of the vulnerability may allow to steal private data or inject a skimmer.
Note: the vulnerability is been actively exploited by a hacking group Megacart.
Remediation
Install update from vendor's website.