Servers and applications
CVE-2021-3422
The lack of validation of a key-value field in the Splunk-to-Splunk protocol results in a denial-of-service in Splunk Enterprise instances configured to index Universal Forwarder traffic. The vulnerability impacts Splunk Enterprise versions before 7.3.9, 8.0 versions before 8.0.9, and 8.1 versions before 8.1.3. It does not impact Universal Forwarders. When Splunk forwarding is secured using TLS…
- Severity
- High 7.5
- Published
- 25 Mar 2022
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 1 Nov 2026
- Fixed in
- 7.3.9, 8.0.9, 8.1.3
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
Splunk EnterpriseServers and applications · cpe:a:splunk:splunk |
|