Description
The OCPP implementation in libocpp before 0.26.2 allows a denial of service (EVerest crash) via JSON input larger than 255 characters, because a CiString<255> object is created with StringTooLarge set to Throw.
Metrics
CVSS 3.1 3.1/10
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:LWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| EVerest | libocpp | < 0.26.2 |
References
- https://github.com/EVerest/everest-core/commit/253432ae7458ad0445f68f9d716086090c2be49c
- https://github.com/EVerest/everest-core/issues/1152
- https://github.com/EVerest/libocpp/commit/fb391b4ff16a0a07150e5a8eebf0856fb6623cbe
- https://github.com/EVerest/libocpp/compare/v0.26.1...v0.26.2
- https://github.com/EVerest/libocpp/pull/1052
Timeline
- Published
- Sep 15, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Deferred