Advisory Details

April 16th, 2020

Veeam ONE PerformHandshake Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI-20-545
ZDI-CAN-10400

CVE ID CVE-2020-10914
CVSS SCORE 9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Veeam
AFFECTED PRODUCTS ONE
VULNERABILITY DETAILS

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

The specific flaw exists within the PerformHandshake method. 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 in the context of the service account.
ADDITIONAL DETAILS Veeam has issued an update to correct this vulnerability. More details can be found at:
https://www.veeam.com/kb3144
DISCLOSURE TIMELINE
  • 2020-02-26 - Vulnerability reported to vendor
  • 2020-04-16 - Coordinated public release of advisory
  • 2020-05-14 - Advisory Updated
CREDIT Michael Zanetta & Edgar Boda-Majer from Bugscale
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