Authentication bypass in Zoho ManageEngine Desktop Central

1) Improper Authentication

EUVDB-ID: #VU59675

Risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-44757

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Zoho ManageEngine Desktop Central: 10.1.2119.8 - 10.1.2137.3

Zoho ManageEngine Desktop Central MSP: before 10.1.2137.9

External links

http://pitstop.manageengine.com/portal/en/community/topic/a-critical-security-patch-released-in-desktop-central-and-desktop-central-msp-for-cve-2021-44757-17-1-2022
http://www.manageengine.com/products/desktop-central/hotfix-readme1.html

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.