{"id":"CVE-2023-40598","aliases":["EUVD-2023-45156","GHSA-5ghx-2vfx-7347"],"status":"published","title":"Command Injection in Splunk Enterprise Using External Lookups","description":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external lookup that calls a legacy internal function. The attacker can use this internal function to insert code into the Splunk platform installation directory. From there, a user can execute arbitrary code on the Splunk platform Instance.","severity":{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00852,"percentile":0.58575,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306","CWE-77"],"published":"2023-08-30T16:19:28Z","modified":"2026-06-17T06:18:38Z","products":[{"vendor":"splunk","product":"splunk"},{"vendor":"splunk","product":"splunk cloud"},{"vendor":"splunk","product":"splunk enterprise"},{"vendor":"splunk","product":"splunk_cloud_platform"}],"references":[{"url":"https://advisory.splunk.com/advisories/SVD-2023-0807","tags":["x_transferred","Vendor Advisory"]},{"url":"https://research.splunk.com/application/ee69374a-d27e-4136-adac-956a96ff60fd/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40598"},{"url":"https://github.com/advisories/GHSA-5ghx-2vfx-7347"}],"sources":{"cve":[{"id":"CVE-2023-40598","title":"Command Injection in Splunk Enterprise Using External Lookups","description":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external lookup that calls a legacy internal function. The attacker can use this internal function to insert code into the Splunk platform installation directory. From there, a user can execute arbitrary code on the Splunk platform Instance.","status":"published","published":"2023-08-30T16:19:28.135Z","modified":"2025-02-28T11:03:41.623Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:35:21.971258Z"}],"euvd":[{"id":"EUVD-2023-45156","description":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external lookup that calls a legacy internal function. The attacker can use this internal function to insert code into the Splunk platform installation directory. From there, a user can execute arbitrary code on the Splunk platform Instance.","status":"published","published":"2023-08-30T16:19:28Z","modified":"2025-02-28T11:03:41Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:53:20.548403Z"}],"ghsa":[{"id":"GHSA-5ghx-2vfx-7347","title":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external...","description":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external lookup that calls a legacy internal function. The attacker can use this internal function to insert code into the Splunk platform installation directory. From there, a user can execute arbitrary code on the Splunk platform Instance.","status":"published","published":"2023-08-30T18:30:23Z","modified":"2023-11-11T05:04:05Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:54:59.032182Z"}],"nvd":[{"id":"CVE-2023-40598","description":"In Splunk Enterprise versions below 8.2.12, 9.0.6, and 9.1.1, an attacker can create an external lookup that calls a legacy internal function. The attacker can use this internal function to insert code into the Splunk platform installation directory. From there, a user can execute arbitrary code on the Splunk platform Instance.","status":"published","published":"2023-08-30T17:15:10.267Z","modified":"2026-06-17T06:18:38.973Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-77","CWE-306"],"updated_at":"2026-11-02T14:08:25.025396Z"}]}}