High severity7.5NVD Advisory· Published Dec 7, 2023· Updated Jun 17, 2026
CVE-2023-49955
CVE-2023-49955
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."
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Affected products
2- Dalmann/OCPP.Coredescription
Patches
Vulnerability mechanics
References
1- github.com/dallmann-consulting/OCPP.Core/issues/32nvdExploitIssue TrackingVendor Advisory
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