{"id":"CVE-2022-43572","state":"PUBLISHED","title":"Indexing blockage via malformed data sent through S2S or HEC protocols in Splunk Enterprise","description":"In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.\n","publishedAt":"2022-11-04T22:23:39.383Z","updatedAt":"2025-05-01T19:57:01.357Z","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":"Splunk"},"assigner":"Splunk","products":["Splunk Splunk Enterprise"],"affected":[{"vendor":"Splunk","product":"Splunk Enterprise","defaultStatus":"affected","versions":[{"version":"8.1","status":"affected","lessThan":"8.1.12","versionType":"custom"},{"version":"8.2","status":"affected","lessThan":"8.2.9","versionType":"custom"},{"version":"9.0","status":"affected","lessThan":"9.0.2","versionType":"custom"}]}],"references":["https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T19:50:43.581Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/43xxx/CVE-2022-43572.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-43572","state":"PUBLISHED","datePublished":"2022-11-04T22:23:39.383Z","dateUpdated":"2025-05-01T19:57:01.357Z","assignerShortName":"Splunk","assignerOrgId":"42b59230-ec95-491e-8425-5a5befa1a469","requesterUserId":"d03a2723-f9e2-46d2-8173-16ee7d33f715","dateReserved":"2022-10-20T18:41:33.321Z"},"containers":{"cna":{"title":"Indexing blockage via malformed data sent through S2S or HEC protocols in Splunk Enterprise","descriptions":[{"lang":"en","value":"In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through the Splunk-to-Splunk (S2S) or HTTP Event Collector (HEC) protocols to an indexer results in a blockage or denial-of-service preventing further indexing.\n"}],"affected":[{"vendor":"Splunk","product":"Splunk Enterprise","defaultStatus":"affected","versions":[{"version":"8.1","status":"affected","lessThan":"8.1.12","versionType":"custom"},{"version":"8.2","status":"affected","lessThan":"8.2.9","versionType":"custom"},{"version":"9.0","status":"affected","lessThan":"9.0.2","versionType":"custom"}]}],"references":[{"url":"https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html"}],"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-400","description":"CWE-400","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Splunk","orgId":"42b59230-ec95-491e-8425-5a5befa1a469","dateUpdated":"2022-11-04T22:23:39.383Z"},"datePublic":"2022-11-02T16:00:00.000Z","source":{"advisory":"SVD-2022-1112","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T13:32:59.547Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-01T19:56:51.753772Z","id":"CVE-2022-43572","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":"2025-05-01T19:57:01.357Z"}}]}}}