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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (27.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Splunk
- Splunk Cloud Platform
- Splunk Cloud Platform
- Splunk Enterprise — versions 8.1, 8.2, 9.0
Weakness classification (CWE)
References
- advisory.splunk.com/advisories/SVD-2023-0208 (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.