CVE-2022-45196

HIGH

Hyperledger Fabric 2.3 - Denial of Service via Crafted Channel Transaction

Title source: llm

Description

Hyperledger Fabric 2.3 allows attackers to cause a denial of service (orderer crash) by repeatedly sending a crafted channel tx with the same Channel name. NOTE: the official Fabric with Raft prevents exploitation via a locking mechanism and a check for names that already exist.

References (2)

Core 2

Core References

Exploit, Issue Tracking, Third Party Advisory

https://github.com/SmartBFT-Go/fabric/issues/286

Patch, Third Party Advisory

https://github.com/hyperledger/fabric/pull/2934

Scores

CVSS v3 7.5

EPSS 0.0080

EPSS Percentile 51.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-670

Status published

Products (1)

hyperledger/fabric 2.3

Published Nov 12, 2022

Tracked Since Feb 18, 2026