SB2023112954 - Multiple vulnerabilities in October CMS

Description

This security bulletin contains information about 2 vulnerabilities.

1) Security features bypass (CVE-ID: CVE-2023-44382)

CWE-ID: CWE-254 - Security Features

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

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to improper input validation in Twig sandbox. A remote user with the editor.cms_pages, editor.cms_layouts, or editor.cms_partials permissions can bypass safe mode restrictions and execute arbitrary PHP code via template files.

2) Security features bypass (CVE-ID: CVE-2023-44381)

CWE-ID: CWE-254 - Security Features

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

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to improper input validation. A remote user with the editor.cms_pages, editor.cms_layouts, or editor.cms_partials permissions can bypass safe mode restrictions and execute arbitrary PHP code via template files.

Remediation

Install update from vendor's website.

References

• https://github.com/octobercms/october/security/advisories/GHSA-p8q3-h652-65vx
• https://github.com/octobercms/october/security/advisories/GHSA-q22j-5r3g-9hmh