Advisory Details

January 14th, 2021

SolarWinds Orion Platform NCM VulnerabilitySettings Directory Traversal Arbitrary File Creation Vulnerability

ZDI-21-067
ZDI-CAN-11902

CVE ID CVE-2020-27871
CVSS SCORE 7.2, (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
AFFECTED VENDORS SolarWinds
AFFECTED PRODUCTS Orion Platform
VULNERABILITY DETAILS

This vulnerability allows remote attackers to create arbitrary files on affected installations of SolarWinds Orion Platform. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within VulnerabilitySettings.aspx. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute arbitrary code in the context of SYSTEM.

ADDITIONAL DETAILS

Fixed in Orion Platform 2020.2.1 Hot Fix 2 - released on 12/15/2020


DISCLOSURE TIMELINE
  • 2020-10-14 - Vulnerability reported to vendor
  • 2021-01-14 - Coordinated public release of advisory
  • 2021-02-05 - Advisory Updated
CREDIT Anonymous
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