CVE-2022-45196
CVE-2022-45196 is a high-severity vulnerability in Hyperledger Fabric with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-670.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (52nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-670
- Affected product: Hyperledger Fabric
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2022-45196?
- 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.
- How severe is CVE-2022-45196?
- CVE-2022-45196 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-45196 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-45196?
- CVE-2022-45196 affects Hyperledger Fabric. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-45196?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-45196 published?
- CVE-2022-45196 was published on 2022-11-12 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:hyperledger:fabric:2.3:*:*:*:*:*:*:*
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