ZDI-CAN-23102: ZDI-24-845: (Pwn2Own) Alpine Halo9 Improper Verification of Cryptographic Signature Vulnerability
This vulnerability allows physically present attackers to bypass signature validation mechanism on affected installations of Alpine Halo9 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the firmware metadata signature validation mechanism. The issue results from the lack of proper verification of a cryptographic signature. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.
Other sources
This vulnerability allows physically present attackers to bypass signature validation mechanism on affected installations of Alpine Halo9 devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 4.6. The following CVEs are assigned: CVE-2024-23960.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-23102?
ZDI-CAN-23102 is categorized as a high severity vulnerability due to its ability to allow attackers to bypass critical security mechanisms.
How can I fix ZDI-CAN-23102?
To fix ZDI-CAN-23102, ensure that affected Alpine Halo9 devices are updated to the latest firmware version that addresses the vulnerability.
Who is affected by ZDI-CAN-23102?
ZDI-CAN-23102 affects all installations of Alpine Halo9 devices with outdated firmware.
What type of attack does ZDI-CAN-23102 enable?
ZDI-CAN-23102 enables physically present attackers to bypass the signature validation mechanism without requiring authentication.
How does ZDI-CAN-23102 impact device security?
ZDI-CAN-23102 significantly impacts device security by allowing unauthorized modifications to the firmware, which can lead to further exploitation.