Vulnerability in Splunk
CVE-2021-33845
The Splunk Enterprise REST API allows enumeration of usernames via the lockout error message. The potential vulnerability impacts Splunk Enterprise instances before 8.1.7 when configured to repress verbose login errors.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (58.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Splunk
- Splunk Enterprise — versions Version(s) before 8.1.7
Weakness classification (CWE)
References
- www.splunk.com/en_us/product-security/announcements/svd-2022-0502.html (Vendor Advisory)
- research.splunk.com/application/splunk_user_enumeration_attempt/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-33845?
- CVE-2021-33845 is a medium-severity vulnerability in Splunk, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2022-05-06.
- How severe is CVE-2021-33845?
- Medium severity. CVSS v3 base score is 5.3 out of 10.