Advisory Details

September 20th, 2021

SolarWinds Network Performance Monitor WriteToFile SQL Injection Privilege Escalation Vulnerability

ZDI-21-064
ZDI-CAN-11804

CVE ID CVE-2020-27869
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 Network Performance Monitor
VULNERABILITY DETAILS

This vulnerability allows remote attackers to escalate privileges on affected installations of SolarWinds Network Performance Monitor. Authentication is required to exploit this vulnerability.

The specific flaw exists within the WriteToFile method. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to escalate privileges and reset the password for the Admin user.
ADDITIONAL DETAILS

Fixed in Orion Platform 2020.2.1 Hot Fix 2 - released on 12/15/2020
DISCLOSURE TIMELINE
  • 2020-09-30 - Vulnerability reported to vendor
  • 2021-09-20 - Coordinated public release of advisory
  • 2022-05-26 - Advisory Updated
CREDIT Piotr Bazydlo (@chudypb)
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