Resource exhaustion in Everest Everest-Core
CVE-2025-68138
EVerest is an EV charging software stack, and EVerest libocpp is a C++ implementation of the Open Charge Point Protocol. In libocpp prior to version 0.30.1, pointers returned by the `strdup` calls are never freed. At each connection attempt, the newly allocated memory area will be leaked, potentially causing memory exhaustion and denial of service. Version 0.30.1 fixes the issue.
EPSS: 0.002 (5.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.
Affected products
- Everest Everest-core — versions libocpp < 0.30.1
- Linuxfoundation Libocpp
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Product, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-68138?
- CVE-2025-68138 is a medium-severity vulnerability in Everest Everest-Core, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.7/10. Published 2026-01-21.
- How severe is CVE-2025-68138?
- Medium severity. CVSS v3 base score is 4.7 out of 10.