VulnerabilityModified
CVE-2021-43669
A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.0.1, v2.3.0.
HIGH 7.5EPSS 1.13%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.0.1, v2.3.0. It can easily break down as many orderers as the attacker wants. This bug can be leveraged by constructing a message whose header is invalid to the interface Order. This bug has been admitted and fixed by the developers of Fabric.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.13% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-444
- Affected
- linuxfoundation/fabric
- Source
- cve@mitre.org
References
- https://github.com/hyperledger/fabric/pull/2828Patch, Third Party Advisory
- https://jira.hyperledger.org/browse/FAB-18528Vendor Advisory
- https://github.com/hyperledger/fabric/pull/2828Patch, Third Party Advisory
- https://jira.hyperledger.org/browse/FAB-18528Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.