SB2017042514 - Multiple vulnerabilities in MODX Revolution

Description

This security bulletin contains information about 2 vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2017-11744)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

In MODX Revolution 2.5.7, the "key" and "name" parameters in the System Settings module are vulnerable to XSS. A malicious payload sent to connectors/index.php will be triggered by every user, when they visit this module.

2) Path traversal (CVE-ID: CVE-2017-8115)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

Directory traversal in setup/processors/url_search.php (aka the search page of an unused processor) in MODX Revolution 2.5.7 might allow remote attackers to obtain system directory information.

Remediation

Install update from vendor's website.

References

• https://github.com/modxcms/revolution/issues/13564
• https://github.com/modxcms/revolution/issues/13432
• https://github.com/modxcms/revolution/pull/13433