Vulnerability Description
An issue was discovered in Dalmann OCPP.Core before 1.2.0 for OCPP (Open Charge Point Protocol) for electric vehicles. It does not validate the length of the chargePointVendor field in a BootNotification message, potentially leading to server instability and a denial of service when processing excessively large inputs. NOTE: the vendor's perspective is "OCPP.Core is intended for use in a protected environment/network."
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Dallmann-Consulting | Open Charge Point Protocol | < 1.2.0 |
References
- https://github.com/dallmann-consulting/OCPP.Core/issues/32ExploitIssue TrackingVendor Advisory
- https://github.com/dallmann-consulting/OCPP.Core/issues/32ExploitIssue TrackingVendor Advisory
FAQ
What is CVE-2023-49955?
CVE-2023-49955 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in Dalmann OCPP.Core before 1.2.0 for OCPP (Open Charge Point Protocol) for electric vehicles. It does not validate the length of the chargePointVendor field in a BootNotificat...
How severe is CVE-2023-49955?
CVE-2023-49955 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-49955?
Check the references section above for vendor advisories and patch information. Affected products include: Dallmann-Consulting Open Charge Point Protocol.