(Pwn2Own) Ubiquiti Networks EV Station EVCLauncher Improper Certificate Validation Vulnerability

June 21st, 2024
ZDI-24-880 ZDI-CAN-23187

CVE ID

CVE-2024-29207

CVSS Score

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

Affected Vendors

Ubiquiti Networks

Affected Products

EV Station

Vulnerability Details

This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of Ubiquiti Networks EV Station. User interaction is not required to exploit this vulnerability.

The specific flaw exists within the EVCLauncher application. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the application.

Additional Details

Ubiquiti Networks has issued an update to correct this vulnerability. More details can be found at:
https://community.ui.com/releases/Security-Advisory-bulletin-039-039/44e24007-2c2c-4ac0-bebf-3f19b9b24f09

Disclosure Timeline

  • 2024-02-09 - Vulnerability reported to vendor
  • 2024-06-21 - Coordinated public release of advisory
  • 2024-08-15 - Advisory Updated

Credit

Synacktiv (@Synacktiv)

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