CVE-2022-31121

Name: CVE-2022-31121
Creator: NVD / NIST
Published: 2022-07-07T18:15:09.517+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.61%

Last modified Jun 17, 2026

CVE-2022-31121 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Hyperledger Fabric is a permissioned distributed ledger framework. In affected versions if a consensus client sends a malformed consensus request to an orderer it may crash the orderer node. EPSS estimates a 1.61% chance of exploitation in the next 30 days.

Description

Hyperledger Fabric is a permissioned distributed ledger framework. In affected versions if a consensus client sends a malformed consensus request to an orderer it may crash the orderer node. A fix has been added in commit 0f1835949 which checks for missing consensus messages and returns an error to the consensus client should the message be missing. Users are advised to upgrade to versions 2.2.7 or v2.4.5. There are no known workarounds for this issue.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.61%

72.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Hyperledger	Fabric	< 2.2.7
Hyperledger	Fabric	>= 2.3.0, < 2.4.5

References

https://github.com/hyperledger/fabric/commit/0f18359493bcbd5f9f9d1a9b05adabfe5da23b06Patch, Third Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.2.7Release Notes, Third Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.4.5Release Notes, Third Party Advisory
https://github.com/hyperledger/fabric/security/advisories/GHSA-72x4-cq6r-jp4pIssue Tracking, Third Party Advisory
https://github.com/hyperledger/fabric/commit/0f18359493bcbd5f9f9d1a9b05adabfe5da23b06Patch, Third Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.2.7Release Notes, Third Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.4.5Release Notes, Third Party Advisory
https://github.com/hyperledger/fabric/security/advisories/GHSA-72x4-cq6r-jp4pIssue Tracking, Third Party Advisory

Timeline

Published: Jul 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-31121?

How severe is CVE-2022-31121?

CVE-2022-31121 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.61% probability of exploitation in the next 30 days.

How do I fix CVE-2022-31121?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-31121?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST