Unauthenticated Remote Code Execution in Zoho ManageEngine Products
CVE-2021-44077

9.8CRITICAL

Key Information:

Vendor

Zohocorp
Status
Manageengine Servicedesk Plus
Manageengine Servicedesk Plus Msp
Manageengine Supportcenter Plus
Vendor
CVE Published:
29 November 2021

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%🦅 CISA Reported

What is CVE-2021-44077?

Zoho ManageEngine products, including ServiceDesk Plus, ServiceDesk Plus MSP, and SupportCenter Plus, exhibit a vulnerability that enables unauthenticated remote code execution via insecure /RestAPI URLs. Attackers can exploit this flaw to execute arbitrary code on affected systems, stemming from issues within the servlet configuration and ImportTechnicians in the Struts framework. Organizations using these versions must upgrade promptly to mitigate the potential risks associated with this vulnerability.

CISA has reported CVE-2021-44077

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2021-44077 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-44077
Created by horizon3ai

Golang-CVE-2021-44077-POC
Created by pizza-power

References

https://pitstop.manageengine.com/portal/en/community/topi...
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https://pitstop.manageengine.com/portal/en/community/topi...
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https://pitstop.manageengine.com/portal/en/community/topi...
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EPSS Score

94% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.