Vulnerability identifier: #VU46282

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-5777

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

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

Vendor: Sebastien Bracquemont

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the affected software allows default magmi:magmi credentials to be used in the event a database connection fails. A remote attacker can authenticate with default credentials and execute arbitrary commands on the server by uploading a php webshell.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Magmi: 0.7.23

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External links
http://www.tenable.com/security/research/tra-2020-51
http://github.com/dweeves/magmi-git/blob/18bd9ec905c90bfc9eaed0c2bf2d3525002e33b9/magmi/inc/magmi_auth.php#L35

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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.