{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2024-1975","assignerOrgId":"404fd4d2-a609-4245-b543-2c944a302a22","state":"PUBLISHED","assignerShortName":"isc","dateReserved":"2024-02-28T16:31:07.894Z","datePublished":"2024-07-23T14:38:57.143Z","dateUpdated":"2025-02-13T17:32:28.908Z"},"containers":{"cna":{"providerMetadata":{"orgId":"404fd4d2-a609-4245-b543-2c944a302a22","shortName":"isc","dateUpdated":"2024-07-31T11:05:55.761Z"},"title":"SIG(0) can be used to exhaust CPU resources","datePublic":"2024-07-23T00:00:00.000Z","affected":[{"vendor":"ISC","product":"BIND 9","versions":[{"version":"9.0.0","lessThanOrEqual":"9.11.37","status":"affected","versionType":"custom"},{"version":"9.16.0","lessThanOrEqual":"9.16.50","status":"affected","versionType":"custom"},{"version":"9.18.0","lessThanOrEqual":"9.18.27","status":"affected","versionType":"custom"},{"version":"9.19.0","lessThanOrEqual":"9.19.24","status":"affected","versionType":"custom"},{"version":"9.9.3-S1","lessThanOrEqual":"9.11.37-S1","status":"affected","versionType":"custom"},{"version":"9.16.8-S1","lessThanOrEqual":"9.16.49-S1","status":"affected","versionType":"custom"},{"version":"9.18.11-S1","lessThanOrEqual":"9.18.27-S1","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"metrics":[{"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH"}}],"descriptions":[{"lang":"en","value":"If a server hosts a zone containing a \"KEY\" Resource Record, or a resolver DNSSEC-validates a \"KEY\" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG(0) signed requests.\nThis issue affects BIND 9 versions 9.0.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.49-S1, and 9.18.11-S1 through 9.18.27-S1."}],"impacts":[{"descriptions":[{"lang":"en","value":"Depletion of available CPU resources may cause BIND to become unresponsive."}]}],"workarounds":[{"lang":"en","value":"No workarounds known."}],"exploits":[{"lang":"en","value":"This flaw was discovered in internal testing. We are not aware of any active exploits."}],"solutions":[{"lang":"en","value":"Upgrade to the patched release most closely related to your current version of BIND 9: 9.18.28, 9.20.0, or 9.18.28-S1."}],"references":[{"url":"https://kb.isc.org/docs/cve-2024-1975","name":"CVE-2024-1975","tags":["vendor-advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2024/07/23/1"},{"url":"http://www.openwall.com/lists/oss-security/2024/07/31/2"}],"source":{"discovery":"INTERNAL"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-770","lang":"en","description":"CWE-770 Allocation of Resources Without Limits or Throttling"}]}],"affected":[{"vendor":"isc","product":"bind","cpes":["cpe:2.3:a:isc:bind:9.0:*:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.16.0:*:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.16.8:s1:*:*:*:*:*:*","cpe:2.3:a:isc:bind:9.18.0:*:*:*:-:*:*:*","cpe:2.3:a:isc:bind:9.18.11:s1:*:*:supported_preview:*:*:*","cpe:2.3:a:isc:bind:9.19.0:*:*:*:-:*:*:*","cpe:2.3:a:isc:bind:9.9.3:s1:*:*:*:*:*:*"],"defaultStatus":"unaffected","versions":[{"version":"9.0","status":"affected","lessThanOrEqual":"9.11.37","versionType":"custom"},{"version":"9.16.0","status":"affected","lessThanOrEqual":"9.16.50","versionType":"custom"},{"version":"9.16.8","status":"affected","lessThanOrEqual":"9.16.49-s1","versionType":"custom"},{"version":"9.18.0","status":"affected","lessThanOrEqual":"9.18.27","versionType":"custom"},{"version":"9.18.11","status":"affected","lessThanOrEqual":"9.18.27-s1","versionType":"custom"},{"version":"9.19.0","status":"affected","lessThanOrEqual":"9.19.24","versionType":"custom"},{"version":"9.9.3","status":"affected","lessThanOrEqual":"9.11.37-s1","versionType":"custom"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-07-23T17:12:04.527878Z","id":"CVE-2024-1975","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-07-24T20:08:56.485Z"}},{"title":"CVE Program Container","references":[{"url":"https://security.netapp.com/advisory/ntap-20240731-0002/"},{"url":"https://kb.isc.org/docs/cve-2024-1975","name":"CVE-2024-1975","tags":["vendor-advisory","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2024/07/23/1","tags":["x_transferred"]}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-01T18:56:22.635Z"}}]},"dataVersion":"5.1"}