CVE-2025-20322
Denial of Service (DoS) in Search Head Cluster through Cross-Site Request Forgery (CSRF) in Splunk Enterprise
- State
- Published
- Severity
- 4.3 Medium
- Published
- Jul 7, 2025
- Updated
- Jul 7, 2025
- Reserved
- Oct 10, 2024
Description
In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.104, 9.3.2408.113, and 9.2.2406.119, an unauthenticated attacker could send a specially-crafted SPL search command that could trigger a rolling restart in the Search Head Cluster through a Cross-Site Request Forgery (CSRF), potentially leading to a denial of service (DoS).<br><br>The vulnerability requires the attacker to phish the administrator-level victim by tricking them into initiating a request within their browser. The attacker should not be able to exploit the vulnerability at will.<br><br>See [How rolling restart works](https://docs.splunk.com/Documentation/Splunk/9.4.2/DistSearch/RestartSHC) for more information.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L | cisco |
Weaknesses
- CWE-352 The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.
Affected Products
| Product | Versions |
|---|---|
Splunk EnterpriseSplunk |
|
Splunk Enterprise CloudSplunk |
|
References
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