{"id":"CVE-2022-36023","aliases":["BIT-hyperledger-fabric-orderer-2022-36023","BIT-hyperledger-fabric-peer-2022-36023","BIT-hyperledger-fabric-tools-2022-36023","GHSA-qj6r-fhrc-jj5r"],"url":"https://o3.security/vulnerability/CVE-2022-36023","summary":"Remote denial of service in Hyperledger Fabric Gateway","details":"### Impact\nIf a gateway client application sends a malformed request to a gateway peer it may crash the peer node.\nThis fix checks for the malformed gateway request and returns an error to the gateway client.\n\n### Patches\nFixed in v2.4.6.\n\n### Workarounds\nNone, users must upgrade to v2.4.6.\n\n### References\nhttps://github.com/hyperledger/fabric/releases/tag/v2.4.6\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [Fabric](https://github.com/hyperledger/fabric)\n\n### Credits\nThank you to Haosheng Wang of OPPO ZIWU Security Lab for this disclosure.\n","published":"2022-08-18T00:00:00Z","modified":"2026-10-28T02:30:50.571688278Z","cvss":{"score":7,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/hyperledger/fabric","fixedVersion":"2.4.6"}],"fix":{"url":"https://github.com/hyperledger/fabric/pull/3572","label":"hyperledger/fabric#3572"},"references":[{"type":"WEB","url":"https://github.com/hyperledger/fabric/releases/tag/v2.4.6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/36xxx/CVE-2022-36023.json"},{"type":"ADVISORY","url":"https://github.com/hyperledger/fabric/security/advisories/GHSA-qj6r-fhrc-jj5r"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-36023"},{"type":"FIX","url":"https://github.com/hyperledger/fabric/pull/3572"},{"type":"FIX","url":"https://github.com/hyperledger/fabric/pull/3576"},{"type":"FIX","url":"https://github.com/hyperledger/fabric/pull/3577"},{"type":"PACKAGE","url":"https://github.com/hyperledger/fabric"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:50.571688278Z"}}