SB2017041504 - Cross-site request forgery in zoneminder (Alpine package)

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site request forgery (CVE-ID: CVE-2017-5368)

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website, such as silently and automatically create a new admin user within the web application for remote persistence and further attacks. The URL is /zm/index.php and sample parameters could include action=user uid=0 newUser[Username]=attacker1 newUser[Password]=Password1234 conf_password=Password1234 newUser[System]=Edit (among others).

Remediation

Install update from vendor's website.

References

• https://git.alpinelinux.org/aports/commit/?id=0e28b3ffcdf7bd0abff2e5a7304f7d2c8693389e
• https://git.alpinelinux.org/aports/commit/?id=70721263c1117924c0974d2316dbae5551fea707