Vulnerability identifier: #VU58502

Vulnerability risk: Critical

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-2021-44077

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Zoho ManageEngine ServiceDesk Plus
Web applications / Remote management & hosting panels

Vendor: Zoho Corporation

Description

The vulnerability allows a remote attacker to compromise the affected system..

The vulnerability exists due to missing authentication, related to /RestAPI URLs in a servlet, and ImportTechnicians in the Struts configuration. A remote non-authenticated attacker can send a specially crafted request to the API endpoint, bypass authentication process and execute arbitrary code on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Zoho ManageEngine ServiceDesk Plus: 10.0 10527 - 11.0 11015

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External links
http://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-versions-up-to-11305-22-11-2021
http://pitstop.manageengine.com/portal/en/community/topic/security-advisory-authentication-bypass-vulnerability-in-servicedesk-plus-versions-11138-and-above
http://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-msp-versions-10527-till-10529
http://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-supportcenter-plus-versions-11012-and-11013

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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?

Yes. This vulnerability is being exploited in the wild.