Qualcomm Wi-Fi SON LDB Service Improper Input Validation Remote Code Execution Vulnerability

August 23rd, 2024
ZDI-24-1178 ZDI-CAN-24083

CVE ID

CVE-2024-21473

CVSS Score

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

Affected Vendors

Qualcomm Technologies

Affected Products

Wi-Fi SON

Vulnerability Details

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of multiple Qualcomm chipsets. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the Qualcomm LDB service. The issue results from the lack of proper validation of user-supplied data prior to further processing. An attacker can leverage this vulnerability to execute code in the context of root.

Additional Details

Qualcomm Technologies has issued an update to correct this vulnerability. More details can be found at:
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2024-bulletin.html

Disclosure Timeline

  • 2024-04-30 - Vulnerability reported to vendor
  • 2024-08-23 - Coordinated public release of advisory
  • 2024-08-23 - Advisory Updated

Credit

Claroty Research - Vera Mens, Noam Moshe, Uri Katz, Sharon Brizinov

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