CVE-2022-43564 Denial of Service in Splunk Enterprise through search macros
Remote users with macro creation privileges can cause denial of service in Splunk Enterprise via crafted search macros.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-43564?
CVE-2022-43564 is a medium-severity denial of service vulnerability in Splunk Splunk, published on 4 Nov 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
In Splunk Enterprise versions below 8.1.12, 8.2.9, and 9.0.2, a remote user who can create search macros and schedule search reports can cause a denial of service through the use of specially crafted search macros.
Weakness: CWE-400
Which versions are affected by CVE-2022-43564?
It affects 2 products.
Products include Splunk Splunk, Splunk Splunk Cloud Platform.
How do I fix CVE-2022-43564?
No fix has been published for CVE-2022-43564 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-43564 being exploited?
There is no known exploitation of CVE-2022-43564 in the wild and no public exploit code.
Other vulnerabilities in Splunk Splunk
- CVE-2026-20253 Splunk Enterprise Missing Authentication for Critical Function
- CVE-2026-76268 Missing Authentication for Critical Function in the Patroni REST API in Splunk Enterprise
- CVE-2026-76284 Improper Neutralization in Splunk Enterprise
- CVE-2026-76285 Improper Adherence to Coding Standards in Splunk Enterprise
- CVE-2017-17067 Auth bypass in n/a
Sources
Also known as GHSA-f5r5-hq5j-gmjr.