ZDI-26-158: (Pwn2Own) Philips Hue Bridge HomeKit hk_hap_pair_storage_put Heap-based Buffer Overflow Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the hkhappairstorageput function of the HomeKit implementation, which listens on TCP port 8080 by default. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-3560.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-26-158?
ZDI-26-158 has a critical severity level due to its potential for remote code execution.
How do I fix ZDI-26-158?
To mitigate ZDI-26-158, update the Philips Hue Bridge to the latest firmware version provided by the manufacturer.
What type of vulnerability is ZDI-26-158?
ZDI-26-158 is classified as a heap-based buffer overflow vulnerability.
Who is affected by ZDI-26-158?
Users of the Philips Hue Bridge are affected by the ZDI-26-158 vulnerability.
Is authentication required to exploit ZDI-26-158?
No, exploitation of ZDI-26-158 does not require authentication.