CVE-2023-22936 Authenticated Blind Server Side Request Forgery via the ‘search_listener’ Search Parameter in Splunk Enterprise

Medium 6.3 Published Updated

Authenticated users can trigger blind server-side request forgery via the search_listener parameter, potentially accessing internal resources.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-22936?

CVE-2023-22936 is a medium-severity server-side request forgery vulnerability in Splunk Splunk, published on 14 Feb 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, the ‘search_listener’ parameter in a search allows for a blind server-side request forgery (SSRF) by an authenticated user. The initiator of the request cannot see the response without the presence of an additional vulnerability within the environment.

Weakness: CWE-918

Which versions are affected by CVE-2023-22936?

It affects 2 products.

Products include Splunk Splunk, Splunk Splunk Cloud Platform.

How do I fix CVE-2023-22936?

No fix has been published for CVE-2023-22936 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2023-22936 being exploited?

There is no known exploitation of CVE-2023-22936 in the wild and no public exploit code.

All Splunk Splunk vulnerabilities

Sources

Also known as GHSA-786j-r97c-7r7v.

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