{"id":"CVE-2022-45196","details":"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.","aliases":["BIT-hyperledger-fabric-orderer-2022-45196","BIT-hyperledger-fabric-peer-2022-45196","BIT-hyperledger-fabric-tools-2022-45196"],"modified":"2026-08-12T03:51:40.786124165Z","published":"2022-11-12T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/45xxx/CVE-2022-45196.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/45xxx/CVE-2022-45196.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-45196"},{"type":"REPORT","url":"https://github.com/SmartBFT-Go/fabric/issues/286"},{"type":"FIX","url":"https://github.com/hyperledger/fabric/pull/2934"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hyperledger/fabric","events":[{"introduced":"ec81f3e74fa127fc504b1c2249b19ec421ea2a1d"},{"last_affected":"ec81f3e74fa127fc504b1c2249b19ec421ea2a1d"}],"database_specific":{"cpe":"cpe:2.3:a:hyperledger:fabric:2.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.3"},{"last_affected":"2.3"}],"source":"CPE_STRING"}}],"versions":["2.3","v2.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-45196.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}