VULNERABILITY INTELLIGENCE

CVE-2021-43669

CVSS score7.5 HIGH
EPSS probability1.13%
CISA KEVNot currently listed
Published2021-11-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-444

Primary references