CVE-2025-2764

CarlinKit CPC200-CCPA update.cgi Improper Verification of Cryptographic Signature Code Execution Vulnerability

Description

CarlinKit CPC200-CCPA update.cgi Improper Verification of Cryptographic Signature Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of CarlinKit CPC200-CCPA devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of update packages provided to update.cgi. 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-24355.

Category

8.0
CVSS
Severity: High
CVSS 3.0 •
EPSS 0.02%
Third-Party Advisory zerodayinitiative.com
Affected: CarlinKit CPC200-CCPA
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-25-178/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-2764?
CVE-2025-2764 has been scored as a high severity vulnerability.
How to fix CVE-2025-2764?
To fix CVE-2025-2764, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-2764 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-2764 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-2764?
CVE-2025-2764 affects CarlinKit CPC200-CCPA.
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