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=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2024.1869 SVD-2024-0302: Risky command safeguards bypass in Dashboard Examples Hub 28 March 2024 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Splunk Cloud Platform Splunk Enterprise Publisher: Splunk Operating System: UNIX Windows Resolution: Patch/Upgrade CVE Names: CVE-2024-29946 Original Bulletin: https://advisory.splunk.com//advisories/SVD-2024-0302 Comment: CVSS (Max): 8.1 CVE-2024-29946 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N) CVSS Source: Splunk Inc. Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - --------------------------BEGIN INCLUDED TEXT-------------------- Risky command safeguards bypass in Dashboard Examples Hub Advisory ID: SVD-2024-0302 CVE ID: CVE-2024-29946 Published: 2024-03-27 Last Update: 2024-03-27 CVSSv3.1 Score: 8.1, High CVSSv3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N CWE: CWE-20 Bug ID: SPL-250341 Description In Splunk Enterprise versions below 9.2.1, 9.1.4, and 9.0.9 and Splunk Cloud Platform versions below 9.1.2312.100, the Dashboard Examples Hub in the Splunk Dashboard Studio app lacks protections for risky SPL commands. This could let attackers bypass SPL safeguards for risky commands with the permissions of a highly-privileged user in the Hub. The vulnerability would require the attacker to phish the victim by tricking them into initiating a request within their browser. For more information on risky commands and potential impacts, see SPL safeguards for risky commands . Solution For Splunk Enterprise, upgrade versions to 9.2.1, 9.1.4, 9.0.9, or higher. For Splunk Cloud Platform, Splunk is actively patching and monitoring the Splunk Cloud instances. Product Status Product Version Component Affected Version Fix Version Splunk Enterprise 9.2 Splunk Dashboard 9.2.0 to 9.2.0.1 9.2.1 Studio Splunk Enterprise 9.1 Splunk Dashboard 9.1.0 to 9.1.3 9.1.4 Studio Splunk Enterprise 9.0 Splunk Dashboard 9.0.0 to 9.0.8 9.0.9 Studio Splunk Cloud - Splunk Dashboard Below 9.1.2312.100 Platform Studio 9.1.2312.100 Mitigations and Workarounds Dashboard Examples Hub is used by the Splunk Dashboard Studio app, which is a Splunk-built app bundled with Splunk. If you do not use it, disable or delete the app. See Manage app and add-on objects for more information. The vulnerability affects instances with Splunk Web turned on. You can turn Splunk Web off as a likely workaround. See Disable unnecessary Splunk Enterprise components and the web.conf configuration specification file for more information on disabling Splunk Web. Detections o Splunk Command and Scripting Interpreter Risky Commands Severity Splunk rates the vulnerability informational (see below), or as High, 8.1, with a CVSS Vectors of CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N. If the Splunk Enterprise instance does not run Splunk Web or Splunk Dashboard Studio, there is no impact and the severity is Informational. - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. 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If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. ===========================================================================