CVE-2021-43667GHSA-VJJ6-5M9F-WQJW
A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.1.0.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 2.3.3, 2.2.4
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
A vulnerability has been detected in HyperLedger Fabric v1.4.0, v2.0.0, v2.1.0. This bug can be leveraged by constructing a message whose payload is nil and sending this message with the method 'forwardToLeader'. This bug has been admitted and fixed by the developers of Fabric. If leveraged, any leader node will crash.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a n/a
Version range not reported
- github.com/hyperledger/fabricGo
From 2.3.0 · fixed in 2.3.3
- github.com/hyperledger/fabricGo
fixed in 2.2.4