CVE-2022-45196

HIGH
Published Nov 12, 20223y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Nov 12, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-670

Affected Products 1

VendorProductVersionRange
hyperledgerfabric2.3any

References 2

  • github.com https://github.com/SmartBFT-Go/fabric/issues/286
    ExploitIssue TrackingThird Party Advisory
  • github.com https://github.com/hyperledger/fabric/pull/2934
    PatchThird Party Advisory

Remediation

  • github.com https://github.com/hyperledger/fabric/pull/2934
    PatchThird Party Advisory