SB2020072745 - Multiple vulnerabilities in Zoho ManageEngine Desktop Central

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Main Vulnerability Database SB2020072745

SB2020072745 - Multiple vulnerabilities in Zoho ManageEngine Desktop Central

Published: July 27, 2020 Updated: October 10, 2020

Security Bulletin ID SB2020072745
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Integer overflow (CVE-ID: CVE-2020-15588)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within InternetSendRequestEx() or InternetSendRequestByBitrate() functions in the client application when processing responses from the server. A remote attacker can send specially crafted response to port 8383/TCP, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Improper Authentication (CVE-ID: CVE-2020-15589)

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests in agent-server communication in GetInternetRequestHandle, InternetSendRequestEx and InternetSendRequestByBitrate functions within the client application. An attacker controlled server can force the client application to skip TLS certificate validation and perform a MitM attack or compromise the affected system.


Remediation

Install update from vendor's website.

References