Multiple vulnerabilities in setup script

PMASA-2016-44

Announcement-ID: PMASA-2016-44

Date: 2017-01-24

Summary

Multiple vulnerabilities in setup script

Description

A server-side request forgery vulnerability was reported with the setup script. This flaw can allow an unauthenticated attacker to:

1. brute-force passwords of MYSQL servers that allow remote logins.
2. brute-force passwords of MYSQL servers behind the firewall where HTTP server that run PMA is placed.
3. detect internal hostnames.
4. detect opened ports on internal network

Additionally there was a race condition between writing configuration and administrator moving it allowing unauthenticated users to read or alter it.

Severity

We consider this vulnerability to be critical.

Mitigation factor

Removal of setup directory after initial setup as described in our documentation avoids this problem.

Affected Versions

All 4.6.x versions (prior to 4.6.6), 4.4.x versions (prior to 4.4.15.10), and 4.0.x versions (prior to 4.0.10.19) are affected

Solution

Upgrade to phpMyAdmin 4.6.6, 4.4.15.10, or 4.0.10.19 or newer or apply patch listed below.

References

Thanks to Emanuel Bronshtein @e3amn2l for reporting this vulnerability.

Assigned CVE ids: CVE-2016-6621

CWE ids: CWE-661

Patches

The following commits have been made on the 4.6 branch to fix this issue:

• c962ee4
• f792f29

The following commits have been made on the 4.4 branch to fix this issue:

• a0c04fa
• 9bebed1

The following commits have been made on the 4.0 branch to fix this issue:

• 801485a
• 88cc11a

More information

For further information and in case of questions, please contact the phpMyAdmin team. Our website is phpmyadmin.net.