SolarWinds Access Rights Manager ChangeHumster Exposed Dangerous Method Authentication Bypass Vulnerability

July 18th, 2024
ZDI-24-907 ZDI-CAN-23053

CVE ID

CVE-2024-23465

CVSS Score

9.0 AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Vendors

SolarWinds

Affected Products

Access Rights Manager

Vulnerability Details

This vulnerability allows remote attackers to bypass authentication on affected installations of SolarWinds Access Rights Manager. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the ChangeHumster class. The issue results from an exposed dangerous method. An attacker can leverage this vulnerability to bypass Active Directory authentication.

Additional Details

SolarWinds has issued an update to correct this vulnerability. More details can be found at:
https://documentation.solarwinds.com/en/success_center/arm/content/release_notes/arm_2024-3_release_notes.htm

Disclosure Timeline

  • 2024-01-17 - Vulnerability reported to vendor
  • 2024-07-18 - Coordinated public release of advisory
  • 2024-08-15 - Advisory Updated

Credit

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

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