Auth bypass in Splunk
CVE-2023-22938
In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, the ‘sendemail’ REST API endpoint lets any authenticated user send an email as the Splunk instance. The endpoint is now restricted to the ‘splunk-system-user’ account on the local instance.
EPSS: 0.004 (28.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Splunk
- Splunk Cloud Platform
- Splunk Splunk_cloud_platform
- Splunk Enterprise — versions 8.1, 8.2, 9.0
Weakness classification (CWE)
References
- prodsec@splunk.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-22938?
- CVE-2023-22938 is a medium-severity vulnerability in Splunk, classified under Improper Authorization. CVSS score: 4.3/10. Published 2023-02-14.
- How severe is CVE-2023-22938?
- Medium severity. CVSS v3 base score is 4.3 out of 10.