SolarWinds Network Configuration Manager SaveResultsToFile Directory Traversal Remote Code Execution Vulnerability

November 6th, 2023
ZDI-23-1586 ZDI-CAN-21220

CVE ID

CVE-2023-33227

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 Configuration Manager

Vulnerability Details

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

The specific flaw exists within the SaveResultsToFile method. 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 code in the context of SYSTEM.

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-2023-33227

Disclosure Timeline

  • 2023-05-30 - Vulnerability reported to vendor
  • 2023-11-06 - Coordinated public release of advisory

Credit

Piotr Bazydlo (@chudypb) of Trend Micro Zero Day Initiative

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