ZDI-CAN-22945: ZDI-24-844: (Pwn2Own) Alpine Halo9 prh_l2_sar_data_ind Use-After-Free Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Alpine Halo9 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the prhl2sardataind function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of root.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Alpine Halo9 devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2024-23923.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-22945?
The severity of ZDI-CAN-22945 is critical due to its potential for arbitrary code execution without authentication.
How do I fix ZDI-CAN-22945?
To fix ZDI-CAN-22945, apply the latest security patch provided by Alpine for the Halo9 devices.
Who is affected by ZDI-CAN-22945?
ZDI-CAN-22945 affects installations of Alpine Halo9 devices that are vulnerable to network-adjacent attacks.
What type of attacks can exploit ZDI-CAN-22945?
ZDI-CAN-22945 can be exploited via network-adjacent attacks that allow execution of arbitrary code.
Is authentication required to exploit ZDI-CAN-22945?
No, authentication is not required to exploit the ZDI-CAN-22945 vulnerability.