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  5. CVE-2021-43667

CVE-2021-43667: NULL Pointer Dereference

November 18, 2021 (updated November 23, 2021)

A vulnerability has been detected in HyperLedger Fabric. If leveraged, any leader node will crash.

References

  • github.com/hyperledger/fabric/pull/2844
  • jira.hyperledger.org/browse/FAB-18529
  • nvd.nist.gov/vuln/detail/CVE-2021-43667

Code Behaviors & Features

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Affected versions

Version 1.4.0, all versions starting from 2.0.0 up to 2.1.0

Fixed versions

  • v2.2.3

Solution

Upgrade to version 2.2.3 or above.

Impact 7.5 HIGH

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

Learn more about CVSS

Weakness

  • CWE-476: NULL Pointer Dereference

Source file

go/github.com/hyperledger/fabric/CVE-2021-43667.yml

Spotted a mistake? Edit the file on GitLab.

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