Advisory Details

July 27th, 2023

SolarWinds Orion Platform BlacklistedFilesChecker Incomplete List of Disallowed Inputs Remote Code Execution Vulnerability

ZDI-23-1004
ZDI-CAN-21095

CVE ID CVE-2023-23844
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 Orion Platform
VULNERABILITY DETAILS

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

The specific flaw exists within the BlacklistedFilesChecker class. The issue results from an incomplete list of disallowed inputs. 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-2023-23844
DISCLOSURE TIMELINE
  • 2023-05-11 - Vulnerability reported to vendor
  • 2023-07-27 - Coordinated public release of advisory
  • 2023-07-28 - Advisory Updated
CREDIT Piotr Bazydlo (@chudypb) of Trend Micro Zero Day Initiative
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