Improper input validation in Hyperledger Fabric
CVE-2022-31121
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.021 (80.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.021 · change: +0.001
Affected products
- Hyperledger Fabric — versions < 2.2.7, >= 2.3.0, < 2.4.5
Weakness classification (CWE)
References
- github.com/hyperledger/fabric/security/advisories/GHSA-72x4-cq6r-jp4p (Third Party Advisory, Issue Tracking)
- github.com/hyperledger/fabric/commit/0f18359493bcbd5f9f9d1a9b05adabfe5da23b06 (Patch, Third Party Advisory)
- github.com/hyperledger/fabric/releases/tag/v2.2.7 (Third Party Advisory, Release Notes)
- github.com/hyperledger/fabric/releases/tag/v2.4.5 (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2022-31121?
- CVE-2022-31121 is a high-severity vulnerability in Hyperledger Fabric, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2022-07-07.
- How severe is CVE-2022-31121?
- High severity. CVSS v3 base score is 7.5 out of 10.