SRC-2020-0011 : ManageEngine Desktop Central FileStorage getChartImage Deserialization of Untrusted Data Remote Code Execution Vulnerability

CVE ID:

CVE-2020-10189

CVSS Score:

9.8, (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Vendors:

ManageEngine

Affected Products:

Desktop Central

Vulnerability Details:

This vulnerability allows remote attackers to execute arbitrary code on affected installations of ManageEngine Desktop Central. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the FileStorage class. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code under the context of SYSTEM.

Vendor Response:

ManageEngine has issued an update to correct this vulnerability. More details can be found at:
https://www.manageengine.com/products/desktop-central/remote-code-execution-vulnerability.html

Disclosure Timeline:

  • 2019-12-12 - Discovery
  • 2020-03-05 – Public zeroday release
  • 2020-03-06 - CVE assigned and vendor patch released

Proof of Concept:

/pocs/src-2020-0011.py.txt

Credit:

This vulnerability was discovered by Steven Seeley (mr_me) of Source Incite