Vulnerability identifier: #VU28341

Vulnerability risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2020-13241

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microweber
Web applications / CMS

Vendor: Microweber CMS Ltd.

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload within the "admin/view:modules/load_module:users#edit-user=1". A remote attacker can upload a malicious file and execute it on the server.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Microweber: 1.1.18

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External links
http://gist.github.com/virendratiwari03/0af29841fdf27207eb3abc8f28d326f3

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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.