Advisory Details

August 26th, 2020

Senstar Symphony SSOAuth Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI-20-1080
ZDI-CAN-10980

CVE ID CVE-2020-17405
CVSS SCORE 8.8, (AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Senstar
AFFECTED PRODUCTS Symphony
VULNERABILITY DETAILS

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Senstar Symphony. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the SSOAuth process. 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 SYSTEM.

ADDITIONAL DETAILS

Fixed in version 7.4.1


DISCLOSURE TIMELINE
  • 2020-05-27 - Vulnerability reported to vendor
  • 2020-08-26 - Coordinated public release of advisory
CREDIT Joachim Kerschbaumer (@joachimk)
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