CVE-2021-43669

A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.0.1, v2.3.0. It can easily break down as many orderers as the attacker wants. This bug can be leveraged by constructing a message whose header is invalid to the interface Order. This bug has been admitted and fixed by the developers of Fabric.

Date published : 2021-11-18

https://github.com/hyperledger/fabric/pull/2828

https://jira.hyperledger.org/browse/FAB-18528