CVE-2021-43669: Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

November 18, 2021 (updated November 23, 2021)

A vulnerability has been detected in HyperLedger Fabric. 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.

References

github.com/hyperledger/fabric/pull/2828
jira.hyperledger.org/browse/FAB-18528
nvd.nist.gov/vuln/detail/CVE-2021-43669

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