Backdoor in M-Shield plugin for WordPress

1) Hidden functionality

EUVDB-ID: #VU27235

Risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-912 - Hidden Functionality (Backdoor)

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system

The vulnerability exists due to hidden functionality (backdoor) is present in fake WordPress plugin called M-Shield. A remote attacker can use this functionality to gain full access to the application and compromise the affected system.

Mitigation

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

Vulnerable software versions

M-Shield: All versions

External links

http://wpvulndb.com/vulnerabilities/10183/
http://labs.sucuri.net/fake-m-shield-wordpress-plugin/

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.