SB2018071623 - PHP file inclusion in phpmyadmin (Alpine package)

Description

This security bulletin contains information about 1 vulnerability.

1) PHP file inclusion (CVE-ID: CVE-2018-12613)

CWE-ID: CWE-98 - Improper Control of Filename for Include/Require Statement in PHP Program

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insecure handling of file path before including a php files. A remote authenticated attacker can include and execute arbitrary PHP file from a remote location. This vulnerability can be also exploited by a remote non-authenticated attacker if phpMyAdmin is configured with one of the following options:

• $cfg['AllowArbitraryServer'] = true
• $cfg['ServerDefault'] = 0

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Remediation

Install update from vendor's website.

References

• https://git.alpinelinux.org/aports/commit/?id=28ad740944ec93975aaaaf3b70bc1b573cc50d11
• https://git.alpinelinux.org/aports/commit/?id=7b247d9a30036bc793da142933227d7148840609