Vulnerability in ISC BIND (CVE-2016-8864)
Summary
Vulnerability in ISC BIND (CVE-2016-8864). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
named in ISC BIND 9.x before 9.9.9-P4, 9.10.x before 9.10.4-P4, and 9.11.x before 9.11.0-P1 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a DNAME record in the answer section of a response to a recursive query, related to db.c and resolver.c.
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2016-8864 has been found in ISC BIND.
Risk of unauthorized operations or information disclosure.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "ISC BIND CVE-2016-8864" on the vendor's site.
CVE-2016-8864 (ISC BIND)
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (unclassified) exists in ISC BIND.
Check the vendor advisory for the affected versions of ISC BIND.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで ISC BIND を使っているサービスとバージョンを洗い出す。
-
2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Alpine Linux ALPINE-CVE-2016-8864 bind Fixed in: 9.10.4_p4-r0
References
- advisory rhn.redhat.com
- advisory rhn.redhat.com
- advisory rhn.redhat.com
- advisory rhn.redhat.com
- advisory debian.org
- advisory securityfocus.com
- advisory securitytracker.com
- advisory access.redhat.com
- advisory h20566.www2.hpe.com
- advisory kb.isc.org
- advisory security.FreeBSD.org
- advisory security.gentoo.org
- advisory security.netapp.com
- web kb.isc.org
- web kb.isc.org
- web kb.isc.org
- web kb.isc.org