{"id":"CVE-2022-47547","aliases":["EUVD-2022-50308","GHSA-77r2-q4c3-v635"],"status":"published","title":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not...","description":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00555,"percentile":0.46835,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-281"],"published":"2022-12-19T00:00:00Z","modified":"2026-06-17T05:13:51Z","products":[{"vendor":"protocol","product":"gossipsub"}],"references":[{"url":"https://arxiv.org/pdf/2212.05197.pdf","tags":["x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-47547"},{"url":"https://github.com/advisories/GHSA-77r2-q4c3-v635"}],"sources":{"cve":[{"id":"CVE-2022-47547","description":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.","status":"published","published":"2022-12-19T00:00:00Z","modified":"2025-04-17T14:05:53.729Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:34:25.308772Z"}],"euvd":[{"id":"EUVD-2022-50308","description":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.","status":"published","published":"2022-12-19T00:00:00Z","modified":"2025-04-17T14:05:53Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:22.025137Z"}],"ghsa":[{"id":"GHSA-77r2-q4c3-v635","title":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not...","description":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.","status":"published","published":"2022-12-19T09:30:23Z","modified":"2023-01-28T05:01:36Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:43:35.577766Z"}],"nvd":[{"id":"CVE-2022-47547","description":"GossipSub 1.1, as used for Ethereum 2.0, allows a peer to maintain a positive score (and thus not be pruned from the network) even though it continuously misbehaves by never forwarding topic messages.","status":"published","published":"2022-12-19T09:15:09.577Z","modified":"2026-06-17T05:13:51.25Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-281"],"updated_at":"2026-11-02T14:07:34.031641Z"}]}}