{"id":"CVE-2024-8418","aliases":["ALPINE-CVE-2024-8418","ALSA-2025:7094","BELL-CVE-2024-8418","DEBIAN-CVE-2024-8418","EUVD-2024-2791","GHSA-g5jh-57wm-p79m","RHSA-2025:7094","RLSA-2025:7094","UBUNTU-CVE-2024-8418","openSUSE-SU-2024:14319-1"],"status":"published","title":"Containers/aardvark-dns: tcp query handling flaw in aardvark-dns leading to denial of service","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service 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Hat:enterprise_linux:9::appstream","package":"aardvark-dns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.14.0-1.el9"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"aardvark-dns-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.14.0-1.el9"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:9::appstream","package":"aardvark-dns-debugsource","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.14.0-1.el9"}]}]},{"source":"osv","ecosystem":"Rocky Linux:9","package":"aardvark-dns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.14.0-1.el9"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"aardvark-dns","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.2-1.1"}]}]}],"products":[{"vendor":"containers","product":"aardvark-dns"},{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"},{"vendor":"red hat","product":"red hat openshift container platform 4"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2025:7094","tags":["vendor-advisory","x_refsource_REDHAT","advisory","web"]},{"url":"https://access.redhat.com/security/cve/CVE-2024-8418","tags":["vdb-entry","x_refsource_REDHAT","Third Party Advisory","report","advisory","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2309683","tags":["issue-tracking","x_refsource_REDHAT","Issue Tracking","report","web"]},{"url":"https://github.com/containers/aardvark-dns/issues/500","tags":["Exploit","Issue Tracking","report","web","article"]},{"url":"https://github.com/containers/aardvark-dns/pull/503","tags":["Issue Tracking","fix","web","article","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-8418","tags":["advisory"]},{"url":"https://github.com/containers/aardvark-dns/commit/aa109bbd6743abd7027e589cc4b871dd2dce7d50","tags":["web","report"]},{"url":"https://github.com/advisories/GHSA-g5jh-57wm-p79m"},{"url":"https://security.alpinelinux.org/vuln/CVE-2024-8418","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/2309683","tags":["report"]},{"url":"https://errata.almalinux.org/9/ALSA-2025-7094.html","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2024-8418","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/advisories/BELL-SA-2024-53","tags":["advisory"]},{"url":"https://access.redhat.com/downloads/content/package-browser/","tags":["web"]},{"url":"https://github.com/containers/aardvark-dns/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/8xxx/CVE-2024-8418.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-8418","tags":["advisory"]},{"url":"https://github.com/containers/aardvark-dns","tags":["package"]},{"url":"https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.6_release_notes/index","tags":["article"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://issues.redhat.com/browse/RHEL-57695","tags":["article"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_7094.json","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-8418","tags":["advisory","report"]},{"url":"https://errata.rockylinux.org/RLSA-2025:7094","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-8418","tags":["report"]},{"url":"https://github.com/containers/aardvark-dns/commit/6d76c50978755b8162d176ec7eea0e09f8d57a42","tags":["report"]},{"url":"https://github.com/containers/aardvark-dns/commit/39d0043c306c936fb5b6480b456cc1fdec869e25","tags":["report"]},{"url":"https://github.com/containers/aardvark-dns/commit/4a27dcfea4e3f203f169c28e1a2ea8a6fe193912","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2024-8418","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2024-8418","title":"Containers/aardvark-dns: tcp query handling flaw in aardvark-dns leading to denial of service","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T14:24:03.276Z","modified":"2026-11-05T14:44:37.427Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-05T16:36:33.176634Z"}],"euvd":[{"id":"EUVD-2024-2791","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T14:24:03Z","modified":"2026-11-05T14:44:37Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-05T16:59:57.067043Z"}],"ghsa":[{"id":"GHSA-g5jh-57wm-p79m","title":"Missing connection timeout in Aardvark-dns","description":"A flaw was found in Aardvark-dns versions 1.12.0 and 1.12.1. They contain a denial of service vulnerability due to serial processing of TCP DNS queries. This flaw allows a malicious client to keep a TCP connection open indefinitely, causing other DNS queries to time out and resulting in a denial of service for all other containers using aardvark-dns.","status":"published","published":"2024-09-04T15:30:36Z","modified":"2025-05-14T19:15:27Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:38:43.172412Z"}],"nvd":[{"id":"CVE-2024-8418","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T15:15:15.773Z","modified":"2026-11-05T15:17:00.41Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-05T19:55:48.976368Z"}],"osv":[{"id":"ALPINE-CVE-2024-8418","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T15:15:15.773Z","modified":"2026-11-03T06:32:12.010932448Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T07:18:15.355745Z"},{"id":"BELL-CVE-2024-8418","status":"published","published":"2024-09-05T05:58:05.67197Z","modified":"2026-01-26T09:41:20.109599Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:21.227396Z"},{"id":"CVE-2024-8418","title":"Containers/aardvark-dns: tcp query handling flaw in aardvark-dns leading to denial of service","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T14:24:03.276Z","modified":"2026-11-07T02:31:04.653177567Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-07T03:07:55.074849Z"},{"id":"DEBIAN-CVE-2024-8418","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"published","published":"2024-09-04T15:15:15.773Z","modified":"2026-11-02T12:03:14.266541138Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:44.747956Z"},{"id":"GHSA-g5jh-57wm-p79m","title":"Missing connection timeout in Aardvark-dns","description":"A flaw was found in Aardvark-dns versions 1.12.0 and 1.12.1. They contain a denial of service vulnerability due to serial processing of TCP DNS queries. This flaw allows a malicious client to keep a TCP connection open indefinitely, causing other DNS queries to time out and resulting in a denial of service for all other containers using aardvark-dns.","status":"published","published":"2024-09-04T15:30:36Z","modified":"2025-05-14T19:15:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:47.472172Z"},{"id":"RHSA-2025:7094","title":"Red Hat Security Advisory: aardvark-dns security update","status":"published","published":"2025-05-14T10:05:54Z","modified":"2026-06-30T10:27:46Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:17.133041Z"},{"id":"RLSA-2025:7094","title":"Moderate: aardvark-dns security update","description":"Authoritative DNS server for A/AAAA container records  Forwards other request to configured resolvers. Read more about configuration in `src/backend/mod.rs`.\n\nSecurity Fix(es):\n\n* containers/aardvark-dns: TCP Query Handling Flaw in Aardvark-dns Leading to Denial of Service (CVE-2024-8418)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 9 Release Notes linked from the References section.","status":"published","published":"2025-10-04T00:11:30.91642Z","modified":"2025-10-04T00:49:32.928585Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:25.216873Z"},{"id":"UBUNTU-CVE-2024-8418","description":"A flaw was found in Aardvark-dns, which is vulnerable to a Denial of Service attack due to the serial processing of TCP DNS queries. An attacker can exploit this flaw by keeping a TCP connection open indefinitely, causing the server to become unresponsive and resulting in other DNS queries timing out. This issue prevents legitimate users from accessing DNS services, thereby disrupting normal operations and causing service downtime.","status":"withdrawn","published":"2024-09-04T15:15:00Z","modified":"2026-02-09T06:28:47.626738Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:55:18.664792Z"},{"id":"ALSA-2025:7094","title":"Moderate: aardvark-dns security update","description":"Authoritative DNS server for A/AAAA container records Forwards other request to configured resolvers. Read more about configuration in `src/backend/mod.rs`.  \n\nSecurity Fix(es):  \n\n  * containers/aardvark-dns: TCP Query Handling Flaw in Aardvark-dns Leading to Denial of Service (CVE-2024-8418)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.  \n\nAdditional Changes:  \n\nFor detailed information on changes in this release, see the AlmaLinuxRelease Notes linked from the References section.\n","status":"published","published":"2025-05-13T00:00:00Z","modified":"2026-10-29T11:32:05.391820442Z","updated_at":"2026-11-02T15:27:53.448565Z"},{"id":"openSUSE-SU-2024:14319-1","title":"aardvark-dns-1.12.2-1.1 on GA media","description":"These are all security issues fixed in the aardvark-dns-1.12.2-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-09-06T00:00:00Z","modified":"2026-02-04T02:25:49.342399Z","updated_at":"2026-11-02T16:58:36.662953Z"}]}}