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Posted: 12/15/2021

NPCC Security Bulletin: Zoho ManageEngine ServiceDesk Plus Vulnerability


December 15, 2021

Zoho ManageEngine ServiceDesk Plus Vulnerability

On Thursday, December 2, 2021, the Cybersecurity & Infrastructure Security Agency (CISA) and Federal Bureau of Investigations (FBI) reported a new campaign targeting ManageEngine ServiceDesk Plus servers (on-premises) that are vulnerable to CVE-2021-44077.

CVE-2021-44077 is an unauthenticated remote code execution vulnerability in ManageEngine ServiceDesk Plus affecting all versions of ServiceDesk Plus up to, and including, version 11305. Following initial exploitation of CVE-2021-44077 on a targeted system, the threat actors have been observed uploading executable files and placing web shells that enable post-exploitation activities such as compromising administrator credentials, conducting lateral movement, and exfiltrating registry hives and Active Directory files.








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