Deserialization of Untrusted Data in Zoho ManageEngine Desktop Central - CVE-2020-10189
Published: March 6, 2020 / Updated: February 27, 2024
Vulnerability identifier: #VU25811
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2020-10189
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Zoho Corporation
Affected software:
Zoho ManageEngine Desktop Central
Zoho ManageEngine Desktop Central
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data within the getChartImage() function in the FileStorage class (the issue is related to CewolfServlet and MDMLogUploaderServlet servlets). A remote non-authenticated attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2020-10189
Install updates from vendor's website.