{"id":"CVE-2016-6170","details":"ISC BIND through 9.9.9-P1, 9.10.x through 9.10.4-P1, and 9.11.x through 9.11.0b1 allows primary DNS servers to cause a denial of service (secondary DNS server crash) via a large AXFR response, and possibly allows IXFR servers to cause a denial of service (IXFR client crash) via a large IXFR response and allows remote authenticated users to cause a denial of service (primary DNS server crash) via a large UPDATE message.","modified":"2026-09-13T11:45:06.632508259Z","published":"2016-07-06T14:59:05.597Z","related":["SUSE-SU-2017:0998-1","SUSE-SU-2017:0999-1","SUSE-SU-2017:1000-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"isc:bind","cpes":["cpe:2.3:a:isc:bind:9.9.9:beta1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.9.9:beta2:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.9.9-beta1"},{"last_affected":"9.9.9-beta1"},{"introduced":"9.9.9-beta1"},{"last_affected":"9.9.9-beta1"},{"introduced":"9.9.9-beta2"},{"last_affected":"9.9.9-beta2"},{"introduced":"9.9.9-beta2"},{"last_affected":"9.9.9-beta2"}],"source":"CPE_STRING"},{"vendor_product":"redhat:enterprise_linux","cpes":["cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"5.0"},{"last_affected":"5.0"},{"introduced":"6.0"},{"last_affected":"6.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":"CPE_STRING"}]},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/07/06/3"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/91611"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1036241"},{"type":"ADVISORY","url":"https://kb.isc.org/article/AA-01390"},{"type":"ADVISORY","url":"https://kb.isc.org/article/AA-01390/169/CVE-2016-6170"},{"type":"ADVISORY","url":"https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015058.html"},{"type":"ADVISORY","url":"https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015073.html"},{"type":"ADVISORY","url":"https://lists.dns-oarc.net/pipermail/dns-operations/2016-July/015075.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201610-07"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1353563"},{"type":"FIX","url":"https://github.com/sischkg/xfer-limit/blob/master/README.md"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/isc-projects/bind9","events":[{"introduced":"19d6c56085e97cf4ac559cdc27edd624127bcb32"},{"last_affected":"2d6d4babba5b5d2237bd37c0e4c3c993b7efd255"},{"introduced":"63fbb3ea39094353765c04a6066b9e1d1013992a"},{"last_affected":"2799933bc6790356d4b3eebdfe21dc0f87977f14"},{"introduced":"b7843f9794be456c53d7dc0b51ead89f2c5d3351"},{"last_affected":"a23f742c3d767f41bfb1a143b0605a766936c4d9"}],"database_specific":{"cpe":["cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.9.9:-:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.9.9:p1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.10.4:-:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.10.4:p1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:a1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:b1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:a2:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:a3:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.9.8"},{"introduced":"9.10.0"},{"last_affected":"9.10.3"},{"introduced":"9.9.9-NA"},{"last_affected":"9.9.9-NA"},{"introduced":"9.9.9-p1"},{"last_affected":"9.9.9-p1"},{"introduced":"9.10.4-NA"},{"last_affected":"9.10.4-NA"},{"introduced":"9.10.4-p1"},{"last_affected":"9.10.4-p1"},{"introduced":"9.11.0-a1"},{"last_affected":"9.11.0-a1"},{"introduced":"9.11.0-b1"},{"last_affected":"9.11.0-b1"},{"introduced":"9.11.0-a2"},{"last_affected":"9.11.0-a2"},{"introduced":"9.11.0-a3"},{"last_affected":"9.11.0-a3"}],"source":["CPE_RANGE","CPE_STRING"]}}],"versions":["9.10.4-NA","9.10.4-p1","9.11.0-a1","9.11.0-a2","9.11.0-a3","9.9.9-NA","9.9.9-p1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6170.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.isc.org/isc-projects/bind9","events":[{"introduced":"19d6c56085e97cf4ac559cdc27edd624127bcb32"},{"last_affected":"2d6d4babba5b5d2237bd37c0e4c3c993b7efd255"},{"introduced":"63fbb3ea39094353765c04a6066b9e1d1013992a"},{"last_affected":"2799933bc6790356d4b3eebdfe21dc0f87977f14"},{"introduced":"b7843f9794be456c53d7dc0b51ead89f2c5d3351"},{"last_affected":"a23f742c3d767f41bfb1a143b0605a766936c4d9"}],"database_specific":{"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.9.8"},{"introduced":"9.10.0"},{"last_affected":"9.10.3"},{"introduced":"9.9.9-NA"},{"last_affected":"9.9.9-NA"},{"introduced":"9.9.9-p1"},{"last_affected":"9.9.9-p1"},{"introduced":"9.10.4-NA"},{"last_affected":"9.10.4-NA"},{"introduced":"9.10.4-p1"},{"last_affected":"9.10.4-p1"},{"introduced":"9.11.0-a1"},{"last_affected":"9.11.0-a1"},{"introduced":"9.11.0-b1"},{"last_affected":"9.11.0-b1"},{"introduced":"9.11.0-a2"},{"last_affected":"9.11.0-a2"},{"introduced":"9.11.0-a3"},{"last_affected":"9.11.0-a3"}],"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.9.9:-:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.9.9:p1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.10.4:-:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.10.4:p1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:a1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.11.0:b1:*:*:*:*:*:*","cpe:2.3:a: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