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.
Scores
CVSS v3
7.5
EPSS
0.0027
EPSS Percentile
50.0%
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