#VU26594 Arbitrary file upload in LifterLMS


Published: 2020-08-04

Vulnerability identifier: #VU26594

Vulnerability risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-6008

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
LifterLMS
Web applications / Modules and components for CMS

Vendor: LifterLMS

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of files during file upload. A remote attacker can upload and execute arbitrary file on the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LifterLMS: 3.5.3 - 3.37.14


External links
http://wordpress.org/plugins/lifterlms/#developers
http://plugins.trac.wordpress.org/changeset/2271040/lifterlms
http://wpvulndb.com/vulnerabilities/10159/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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.


Latest bulletins with this vulnerability