CVE-2025-2763: CarlinKit CPC200-CCPA Improper Verification of Cryptographic Signature Code Execution Vulnerability

Severity: medium (CVSS 6.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-23 · updated 2026-06-17
Weakness: CWE-347

Description

CarlinKit CPC200-CCPA Improper Verification of Cryptographic Signature Code Execution Vulnerability. This vulnerability allows physically present attackers to execute arbitrary code on affected installations of CarlinKit CPC200-CCPA devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of update packages on USB drives. The issue results from the lack of proper verification of a cryptographic signature. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-24356.

Affected products

CarlinKit Autokit: 2024.01.19.1541

References

https://www.zerodayinitiative.com/advisories/ZDI-25-179/

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