CVE-2023-49957 Business logic in n/a
Attackers can initiate multiple concurrent charging transactions on a single connector, causing billing errors and transaction management issues in EV charging systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-49957?
CVE-2023-49957 is a high-severity vulnerability in n/a, published on 7 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Dalmann OCPP.Core before 1.3.0 for OCPP (Open Charge Point Protocol) for electric vehicles. It permits multiple transactions with the same connectorId and idTag, contrary to the expected ConcurrentTx status. This could result in critical transaction management and billing errors. NOTE: the vendor's perspective is "Imagine you've got two cars in your family and want to charge both in parallel on the same account/token? Why should that be rejected?"
Which versions are affected by CVE-2023-49957?
It affects 1 product.
Products include Dallmann-Consulting Open Charge Point Protocol.
How do I fix CVE-2023-49957?
No fix has been published for CVE-2023-49957 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-49957 being exploited?
There is no known exploitation of CVE-2023-49957 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-2pjv-w5q5-2v83.