CVE-2020-28653 : Security Advisory and Response
Learn about CVE-2020-28653, a vulnerability in Zoho ManageEngine OpManager allowing remote code execution via the Smart Update Manager (SUM) servlet. Find out how to mitigate this security risk.
Zoho ManageEngine OpManager Stable build before 125203 (and Released build before 125233) allows Remote Code Execution via the Smart Update Manager (SUM) servlet.
Understanding CVE-2020-28653
This CVE involves a vulnerability in Zoho ManageEngine OpManager that allows remote code execution through the Smart Update Manager (SUM) servlet.
What is CVE-2020-28653?
CVE-2020-28653 is a security flaw in Zoho ManageEngine OpManager that enables attackers to execute code remotely via the SUM servlet.
The Impact of CVE-2020-28653
This vulnerability can be exploited by malicious actors to execute arbitrary code on affected systems, potentially leading to unauthorized access, data breaches, and system compromise.
Technical Details of CVE-2020-28653
Zoho ManageEngine OpManager is susceptible to remote code execution due to the following:
Vulnerability Description
The vulnerability exists in the Smart Update Manager (SUM) servlet of Zoho ManageEngine OpManager, allowing attackers to execute code remotely.
Affected Systems and Versions
- Zoho ManageEngine OpManager Stable build before 125203
- Released build before 125233
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted requests to the Smart Update Manager (SUM) servlet, enabling them to execute malicious code remotely.
Mitigation and Prevention
To address CVE-2020-28653, consider the following steps:
Immediate Steps to Take
- Update Zoho ManageEngine OpManager to a version beyond 125203 or 125233 to mitigate the vulnerability.
- Monitor network traffic for any suspicious activity that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Implement network segmentation to limit the impact of potential attacks.
- Regularly update and patch software to address known vulnerabilities and enhance overall security posture.
Patching and Updates
- Apply security patches provided by Zoho ManageEngine promptly to address the vulnerability and enhance system security.