{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-31309","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2024-03-29T18:52:13.204Z","datePublished":"2024-04-10T12:07:16.975Z","dateUpdated":"2025-11-04T18:30:48.185Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Apache Traffic Server","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"8.1.9","status":"affected","version":"8.0.0","versionType":"semver"},{"lessThanOrEqual":"9.2.3","status":"affected","version":"9.0.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"reporter","value":"Bartek Nowotarski"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>HTTP/2 <span style=\"background-color: rgb(255, 255, 255);\">CONTINUATION</span>&nbsp;DoS attack can cause Apache Traffic Server to consume more resources on the server.&nbsp; Version from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.3 are&nbsp;affected.</p>Users can set a new setting (proxy.config.http2.max_continuation_frames_per_minute) to limit the number of CONTINUATION frames per minute. &nbsp;ATS does have a fixed amount of memory a request can use and ATS adheres to these limits in previous releases.<br><p>Users are recommended to upgrade to versions 8.1.10 or 9.2.4 which fixes the issue.</p>"}],"value":"HTTP/2 CONTINUATION DoS attack can cause Apache Traffic Server to consume more resources on the server.  Version from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.3 are affected.\n\nUsers can set a new setting (proxy.config.http2.max_continuation_frames_per_minute) to limit the number of CONTINUATION frames per minute.  ATS does have a fixed amount of memory a request can use and ATS adheres to these limits in previous releases.\nUsers are recommended to upgrade to versions 8.1.10 or 9.2.4 which fixes the issue."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input 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frames can be utilized for DoS attack","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"affected":[{"vendor":"apache","product":"traffic_server","cpes":["cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"8.0.0","status":"affected","lessThanOrEqual":"8.1.9","versionType":"custom"},{"version":"9.0.0","status":"affected","lessThanOrEqual":"9.2.3","versionType":"custom"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-11-12T18:21:30.828481Z","id":"CVE-2024-31309","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA 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Container","references":[{"tags":["vendor-advisory","x_transferred"],"url":"https://lists.apache.org/thread/f9qh3g3jvy153wh82pz4onrfj1wh13kc"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QV77HYM7ARSTL3B6U3IFG7PHDU65WL4I/","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T3XON6RM5ZKCZ6K6NB7BOTAWMJQKXJDO/","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PBKLPQ6ECG4PGEPRCYI3Y3OITNDEFCCV/","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00021.html","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2024/04/03/16","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2024/04/10/7","tags":["x_transferred"]},{"url":"https://www.kb.cert.org/vuls/id/421644"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-04T18:30:48.185Z"}}]}}