Vulnerability identifier: #VU26471

Vulnerability risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Elementor Page Builder
Web applications / Modules and components for CMS

Vendor: Elementor.com

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to improper authentication checks in the "handle_ajax_request" and "enable_safe_mode" functions. A remote autenticated attacker can enable Safe Mode feature and disable security plugins installed on the website such as firewall, antispam, two-factor authentication or captcha plugins for instance. 

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Elementor Page Builder: 2.0.0 - 2.9.5

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External links
http://wpvulndb.com/vulnerabilities/10156/
http://blog.nintechnet.com/wordpress-elementor-plugin-fixed-safe-mode-privilege-escalation-vulnerability/
http://github.com/elementor/elementor/commit/2204e9ecb02a764e4e4fed49f28d8af7534b9392

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.