Authentication bypass in Zoho ManageEngine Desktop Central MSP

Published: 2021-12-06 | Updated: 2021-12-07
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-44515
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
Zoho ManageEngine Desktop Central
Universal components / Libraries / Software for developers

Vendor Zoho Corporation

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated: 07.12.2021

Updated information about software versions and patch availability, changed CVSS score to reflect presence of exploit in the wild.

1) Improper Authentication

EUVDB-ID: #VU58523

Risk: High

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-44515

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No


The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error when processing authentication requests. A remote attacker can bypass authentication process and execute arbitrary code in the Desktop Central server.

Note, the vulnerability is being actively exploited in the wild.


Install update from vendor's website.

Vulnerable software versions

Zoho ManageEngine Desktop Central : 10.1.2119.8 - 10.1.2137.2

CPE2.3 External links

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?

Yes. This vulnerability is being exploited in the wild.