{"id":"CVE-2018-18206","aliases":["EUVD-2022-1200","GHSA-vc3x-gx6c-g99f","GO-2021-0079"],"status":"published","title":"Denial of Service in Bytom","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01449,"percentile":0.73522,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190"],"published":"2018-10-10T09:00:00Z","modified":"2026-10-20T10:49:53Z","fixes":[{"ecosystem":"Go","package":"github.com/bytom/bytom","fixed_in":["1.0.6","1.0.4-0.20180831054840-1ac3c8ac4f2b"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/bytom/bytom","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/bytom/bytom","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/bytom/bytom","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.4-0.20180831054840-1ac3c8ac4f2b"}]}]}],"products":[{"vendor":"bytom","product":"bytom"}],"references":[{"url":"https://github.com/Bytom/bytom/commit/1ac3c8ac4f2b1e1df9675228290bda6b9586ba42","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18206","tags":["advisory"]},{"url":"https://github.com/Bytom/bytom/pull/1307","tags":["web","fix"]},{"url":"https://pkg.go.dev/vuln/GO-2021-0079","tags":["web"]},{"url":"https://github.com/advisories/GHSA-vc3x-gx6c-g99f"},{"url":"https://github.com/Bytom/bytom","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2018-18206","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2018-10-10T09:00:00Z","modified":"2024-09-16T18:50:14.8Z","updated_at":"2026-11-02T14:35:11.799349Z"}],"euvd":[{"id":"EUVD-2022-1200","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2018-10-10T09:00:00Z","modified":"2024-09-16T18:50:14Z","updated_at":"2026-11-03T00:55:28.625786Z"}],"ghsa":[{"id":"GHSA-vc3x-gx6c-g99f","title":"Denial of Service in Bytom","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2022-02-15T01:57:18Z","modified":"2023-02-14T17:41:55Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:36:45.67005Z"}],"nvd":[{"id":"CVE-2018-18206","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2018-10-10T09:29:00.27Z","modified":"2026-06-17T01:46:50.957Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:04:44.873741Z"}],"osv":[{"id":"CVE-2018-18206","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2018-10-10T09:29:00.27Z","modified":"2026-10-20T10:49:53.545550491Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"GHSA-vc3x-gx6c-g99f","title":"Denial of Service in Bytom","description":"In the client in Bytom before 1.0.6, checkTopicRegister in p2p/discover/net.go does not prevent negative idx values, leading to a crash.","status":"published","published":"2022-02-15T01:57:18Z","modified":"2023-11-08T04:00:04.877978Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:46:56.981655Z"},{"id":"GO-2021-0079","title":"Panic in github.com/bytom/bytom","description":"A malformed query can cause an out-of-bounds panic due to improper validation of arguments. If processing queries from untrusted parties, this may be used as a vector for denial of service attacks.","status":"published","published":"2021-04-14T20:04:52Z","modified":"2024-05-20T16:03:47Z","updated_at":"2026-11-02T15:47:00.604718Z"}]}}