Home/CVE/The Splunk Enterprise REST API allows enumeration of usernames via the lockout error message. The potential vulnerabilit
CVE

CVE-2021-33845

The Splunk Enterprise REST API allows enumeration of usernames via the lockout error message. The potential vulnerabilit

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.

MEDIUM · CVSS 5.3 EPSS 0.00292
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-203Observable Discrepancy
CWE-203Observable Discrepancy
▤

Affected Products & Versions

1
splunk>= 8.1.0 and < 8.1.7
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · prodsec@splunk.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 May 2022 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://research.splunk.com/application/splunk_user_enumeration_attempt/Vendor Advisory
https://www.splunk.com/en_us/product-security/announcements/svd-2022-0502.htmlVendor Advisory
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