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CVE-2021-44077

Known Exploited (CISA KEV)CRITICAL
9.8
CVSS Severity Score
EPSS Score64.7790%
EPSS Percentile96.25th
PublishedNov 29, 2021
Last ModifiedOct 31, 2025

Vulnerability Description

Zoho ManageEngine ServiceDesk Plus before 11306, ServiceDesk Plus MSP before 10530, and SupportCenter Plus before 11014 are vulnerable to unauthenticated remote code execution. This is related to /RestAPI URLs in a servlet, and ImportTechnicians in the Struts configuration.

Affected Platforms (CPE)

📦
Zohocorp

Manageengine Servicedesk Plus

< 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.1
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.2
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus

= 11.3
📦
Zohocorp

Manageengine Servicedesk Plus Msp

< 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Servicedesk Plus Msp

= 10.5
📦
Zohocorp

Manageengine Supportcenter Plus

< 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0
📦
Zohocorp

Manageengine Supportcenter Plus

= 11.0

References & Advisories

🔗 http://packetstormsecurity.com/files/165400/ManageEngine-ServiceDesk-Plus-Remote-Code-Execution.html
🔗 https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-authentication-bypass-vulnerability-in-servicedesk-plus-versions-11138-and-above
🔗 https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-msp-versions-10527-till-10529
🔗 https://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
🔗 https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-supportcenter-plus-versions-11012-and-11013
🔗 http://packetstormsecurity.com/files/165400/ManageEngine-ServiceDesk-Plus-Remote-Code-Execution.html
🔗 https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-authentication-bypass-vulnerability-in-servicedesk-plus-versions-11138-and-above
🔗 https://pitstop.manageengine.com/portal/en/community/topic/security-advisory-for-cve-2021-44077-unauthenticated-rce-vulnerability-in-servicedesk-plus-msp-versions-10527-till-10529

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