Multiple vulnerabilities in October CMS

Published: 2022-01-14

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-32649 CVE-2021-32650
CWE-ID	CWE-94
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	October CMS Web applications / CMS
Vendor	OctoberCMS

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Code Injection

EUVDB-ID: #VU59616

Risk: Medium

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32649

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary PHP code on the target system.

The vulnerability exists due to improper input validation. A remote user with "create, modify and delete website pages" privileges can execute PHP code by running specially crafted Twig code in the template markup.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

October CMS: 1.0.319 - 1.1.5

External links

http://github.com/octobercms/october/security/advisories/GHSA-wv23-pfj7-2mjj/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Code Injection

EUVDB-ID: #VU59615