CVE-2025-2764: high-severity vulnerability in CarlinKit CPC200-CCPA
CarlinKit CPC200-CCPA update.cgi Improper Verification of Cryptographic Signature Code Execution Vulnerability
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8epss 0.3%
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.
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
CarlinKit · CPC200-CCPARelated CVEs — CarlinKit CPC200-CCPA
In the same product, most dangerous first.
CVE-2025-2765HIGHCarlinKit CPC200-CCPA Wireless Hotspot Hard-Coded Credentials Authentication Bypass VulnerabilityEPSS 0.4%CVE-2025-2763MEDIUMCarlinKit CPC200-CCPA Improper Verification of Cryptographic Signature Code Execution VulnerabilityEPSS 0.2%CVE-2025-2762HIGHCarlinKit CPC200-CCPA Missing Root of Trust Local Privilege Escalation VulnerabilityEPSS 0.2%