{"id":"CVE-2023-40534","state":"PUBLISHED","title":"BIG-IP HTTP/2 vulnerability","description":"When a client-side HTTP/2 profile and the HTTP MRF Router option are enabled for a virtual server, and an iRule using the HTTP_REQUEST event or Local Traffic Policy are associated with the virtual server, undisclosed requests can cause TMM to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.","publishedAt":"2023-10-10T12:32:37.830Z","updatedAt":"2024-09-19T13:48:43.571Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"f5"},"assigner":"f5","products":["F5 BIG-IP","F5 BIG-IP Next SPK"],"affected":[{"vendor":"F5","product":"BIG-IP","defaultStatus":"unknown","versions":[{"version":"17.1.0","status":"affected","lessThan":"17.1.0.3.0.23.4-ENG","versionType":"semver"},{"version":"16.1.0","status":"affected","lessThan":"16.1.4.1.0.13.5-ENG","versionType":"semver"},{"version":"15.1.0","status":"unaffected","lessThan":"*","versionType":"semver"},{"version":"14.1.0","status":"unaffected","lessThan":"*","versionType":"semver"},{"version":"13.1.0","status":"unaffected","lessThan":"*","versionType":"semver"}],"modules":["All Modules"]},{"vendor":"F5","product":"BIG-IP Next SPK","defaultStatus":"unknown","versions":[{"version":"1.6.0","status":"affected","lessThan":"*","versionType":"semver"}]}],"references":["https://my.f5.com/manage/s/article/K000133467"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/40xxx/CVE-2023-40534.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-40534","state":"PUBLISHED","datePublished":"2023-10-10T12:32:37.830Z","dateUpdated":"2024-09-19T13:48:43.571Z","assignerShortName":"f5","assignerOrgId":"9dacffd4-cb11-413f-8451-fbbfd4ddc0ab","dateReserved":"2023-10-05T19:17:25.722Z"},"containers":{"cna":{"title":"BIG-IP HTTP/2 vulnerability","descriptions":[{"lang":"en","value":"When a client-side HTTP/2 profile and the HTTP MRF Router option are enabled for a virtual server, and an iRule using the HTTP_REQUEST event or Local Traffic Policy are associated with the virtual server, undisclosed requests can cause TMM to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated."}],"affected":[{"vendor":"F5","product":"BIG-IP","defaultStatus":"unknown","versions":[{"version":"17.1.0","status":"affected","lessThan":"17.1.0.3.0.23.4-ENG","versionType":"semver"},{"version":"16.1.0","status":"affected","lessThan":"16.1.4.1.0.13.5-ENG","versionType":"semver"},{"version":"15.1.0","status":"unaffected","lessThan":"*","versionType":"semver"},{"version":"14.1.0","status":"unaffected","lessThan":"*","versionType":"semver"},{"version":"13.1.0","status":"unaffected","lessThan":"*","versionType":"semver"}],"modules":["All Modules"]},{"vendor":"F5","product":"BIG-IP Next SPK","defaultStatus":"unknown","versions":[{"version":"1.6.0","status":"affected","lessThan":"*","versionType":"semver"}]}],"references":[{"url":"https://my.f5.com/manage/s/article/K000133467","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","description":"CWE-401 Missing Release of Memory after Effective Lifetime","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"f5","orgId":"9dacffd4-cb11-413f-8451-fbbfd4ddc0ab","dateUpdated":"2023-10-10T12:32:37.830Z"},"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"F5"}],"datePublic":"2023-10-18T14:00:00.000Z","source":{"discovery":"INTERNAL"},"x_generator":{"engine":"F5 SIRTBot v1.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://my.f5.com/manage/s/article/K000133467","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T18:38:50.458Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-19T13:48:25.662031Z","id":"CVE-2023-40534","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-19T13:48:43.571Z"}}]}}}