{"id":"CVE-2022-43572","aliases":["EUVD-2022-46568","GHSA-9x3h-hpx6-h3hp"],"status":"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.","severity":{"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","from":"cve"},"epss":{"day":"2026-11-10","score":0.00998,"percentile":0.63038,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400","CWE-94"],"published":"2022-11-04T22:23:39Z","modified":"2026-06-17T05:06:52Z","products":[{"vendor":"splunk","product":"splunk"},{"vendor":"splunk","product":"splunk enterprise"},{"vendor":"splunk","product":"splunk_cloud_platform"}],"references":[{"url":"https://www.splunk.com/en_us/product-security/announcements/svd-2022-1111.html","tags":["x_transferred","Not Applicable","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43572"},{"url":"https://github.com/advisories/GHSA-9x3h-hpx6-h3hp"}],"sources":{"cve":[{"id":"CVE-2022-43572","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","status":"published","published":"2022-11-04T22:23:39.383Z","modified":"2025-05-01T19:57:01.357Z","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":"2026-11-02T14:34:25.618175Z"}],"euvd":[{"id":"EUVD-2022-46568","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","status":"published","published":"2022-11-04T22:23:39Z","modified":"2025-05-01T19:57:01Z","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":"2026-11-02T20:51:56.360543Z"}],"ghsa":[{"id":"GHSA-9x3h-hpx6-h3hp","title":"In Splunk Enterprise versions below 8.2.9, 8.1.12, and 9.0.2, sending a malformed file through...","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.","status":"published","published":"2022-11-05T12:00:22Z","modified":"2023-01-30T05:07:05Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:47:37.918141Z"}],"nvd":[{"id":"CVE-2022-43572","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","status":"published","published":"2022-11-04T23:15:10.39Z","modified":"2026-06-17T05:06:52.15Z","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":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-400","CWE-94"],"updated_at":"2026-11-02T14:07:31.504574Z"}]}}