{"id":"CVE-2020-8620","details":"In BIND 9.15.6 -\u003e 9.16.5, 9.17.0 -\u003e 9.17.3, An attacker who can establish a TCP connection with the server and send data on that connection can exploit this to trigger the assertion failure, causing the server to exit.","modified":"2026-04-10T04:28:26.195800Z","published":"2020-08-21T21:15:12.090Z","related":["CGA-525r-ppwx-qv9x","SUSE-SU-2020:2914-1","openSUSE-SU-2020:1699-1","openSUSE-SU-2020:1701-1","openSUSE-SU-2024:10650-1"],"references":[{"type":"ADVISORY","url":"https://kb.isc.org/docs/cve-2020-8620"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202008-19"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200827-0003/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4468-1/"},{"type":"ADVISORY","url":"https://www.synology.com/security/advisory/Synology_SA_20_19"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.isc.org/isc-projects/bind9","events":[{"introduced":"fa2f16db89ddfb54c4a0e10d103a521e2fda2e0b"},{"last_affected":"c00b4586ab21960bc2b13989f77ea8465e989187"},{"introduced":"04ca7cc4b6993f47ea61852c759d047c83be7b3f"},{"last_affected":"079e9baebe7d2b42610b9d7bdc0f8a5f78bbe2d5"},{"introduced":"0"},{"last_affected":"470cee7071b278e016ae94cd403dbc13689d3444"},{"introduced":"0"},{"last_affected":"617639b7cc40ba9eb6fde2d98099726d50da812e"}],"database_specific":{"versions":[{"introduced":"9.15.6"},{"last_affected":"9.16.5"},{"introduced":"9.17.0"},{"last_affected":"9.17.3"},{"introduced":"0"},{"last_affected":"9.9.12-s1"},{"introduced":"0"},{"last_affected":"9.11.3-s1"}]}}],"versions":["v9.10.0a1","v9.10.0a2","v9.10.0b1","v9.10.0b2","v9.10.0rc1","v9.11.0","v9.11.0a1","v9.11.0a2","v9.11.0a3","v9.11.0b1","v9.11.0b2","v9.11.0b3","v9.11.0rc1","v9.11.0rc2","v9.11.0rc3","v9.11.1","v9.11.1b1","v9.11.1rc1","v9.11.1rc2","v9.11.1rc3","v9.11.2b1","v9.11.2rc1","v9.11.3b1","v9.12.0a1","v9.12.0b1","v9.12.0b2","v9.12.0rc1","v9.13.0","v9.13.2","v9.13.3","v9.13.4","v9.13.5","v9.13.6","v9.15.0","v9.15.2","v9.15.3","v9.15.4","v9.15.7","v9.15.8","v9.16.0","v9.16.5","v9.17.3","v9.5.0a1","v9.5.0a2","v9.5.0a3","v9.5.0a4","v9.5.0a5","v9.5.0a6","v9.7.0a1","v9.9.0","v9.9.0rc3","v9.9.0rc4","v9.9.1","v9.9.10","v9.9.10b1","v9.9.10rc1","v9.9.10rc2","v9.9.10rc3","v9.9.11b1","v9.9.11rc1","v9.9.12b1","v9.9.2b1","v9.9.2rc1","v9.9.3","v9.9.3b1","v9.9.3b2","v9.9.3rc1","v9.9.3rc2","v9.9.4","v9.9.4b1","v9.9.4rc2","v9.9.5","v9.9.5b1","v9.9.5rc1","v9.9.5rc2","v9.9.6","v9.9.6b1","v9.9.6b2","v9.9.6rc1","v9.9.6rc2","v9.9.7","v9.9.7b1","v9.9.7rc1","v9.9.7rc2","v9.9.8","v9.9.8b1","v9.9.8rc1","v9.9.9","v9.9.9b1","v9.9.9b2","v9.9.9rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8620.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.9.13-s1"}]},{"events":[{"introduced":"0"},{"last_affected":"9.11.21-s1"}]},{"events":[{"introduced":"0"},{"last_affected":"15.1"}]},{"events":[{"introduced":"0"},{"last_affected":"15.2"}]},{"events":[{"introduced":"0"},{"last_affected":"12.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}