Advisory Details

October 28th, 2021

SolarWinds Patch Manager EditResourceControls Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI-21-1246
ZDI-CAN-14155

CVE ID CVE-2021-35216
CVSS SCORE 8.8, AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS SolarWinds
AFFECTED PRODUCTS Patch Manager
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of SolarWinds Patch Manager. Authentication is required to exploit this vulnerability.

The specific flaw exists within the EditResourceControls endpoint. 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 NETWORK SERVICE.

ADDITIONAL DETAILS SolarWinds has issued an update to correct this vulnerability. More details can be found at:
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35216
DISCLOSURE TIMELINE
  • 2021-06-24 - Vulnerability reported to vendor
  • 2021-10-28 - Coordinated public release of advisory
CREDIT Janggggg
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