SonicWALL GMS Virtual Appliance ECMClientAuthenticator Hard-Coded Credential Authentication Bypass Vulnerability

May 7th, 2024
ZDI-24-421 ZDI-CAN-23521

CVE ID

CVE-2024-29011

CVSS Score

7.5 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors

SonicWALL

Affected Products

GMS Virtual Appliance

Vulnerability Details

This vulnerability allows remote attackers to bypass authentication on affected installations of SonicWALL GMS Virtual Appliance. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the ECMClientAuthenticator class. The issue results from the use of a hard-coded credential. An attacker can leverage this vulnerability to bypass authentication on the system.

Additional Details

SonicWALL has issued an update to correct this vulnerability. More details can be found at:
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0007

Disclosure Timeline

  • 2024-03-27 - Vulnerability reported to vendor
  • 2024-05-07 - Coordinated public release of advisory
  • 2024-07-01 - Advisory Updated

Credit

Erik Wynter

Back to Advisories