Advisory Details

May 7th, 2024

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

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
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