CVE-2024-45736: splunk DoS — Fix

Description

In Splunk Enterprise versions below 9.3.1, 9.2.3, and 9.1.6 and Splunk Cloud Platform versions below 9.2.2403.107, 9.1.2312.204, and 9.1.2312.111, a low-privileged user that does not hold the "admin" or "power" Splunk roles could craft a search query with an improperly formatted "INGEST_EVAL" parameter as part of a [Field Transformation](https://docs.splunk.com/Documentation/Splunk/latest/Knowledge/Managefieldtransforms) which could crash the Splunk daemon (splunkd).

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
splunk	splunk	9.1.0 — 9.1.6
splunk	splunk	9.2.0 — 9.2.3
splunk	splunk	All
splunk	splunk_cloud_platform	9.1.2312 — 9.1.2312.111
splunk	splunk_cloud_platform	9.1.2312.200 — 9.1.2312.204
splunk	splunk_cloud_platform	9.2.2403.100 — 9.2.2403.107

References

Advisories & Patches

https://advisory.splunk.com/advisories/SVD-2024-1006 https://research.splunk.com/application/08978eca-caff-44c1-84dc-53f17def4e14/

Frequently Asked Questions

What is CVE-2024-45736? +

In Splunk Enterprise versions below 9.3.1, 9.2.3, and 9.1.6 and Splunk Cloud Platform versions below 9.2.2403.107, 9.1.2312.204, and 9.1.2312.111, a low-privileged user that does not hold the "admin" or "power" Splunk roles could craft a search query with an improperly formatted "INGEST_EVAL" parameter as part of a [Field Transformation](https://docs.splunk.com/Documentation/Splunk/latest/Knowledge/Managefieldtransforms) which could crash the Splunk daemon (splunkd). It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2024-45736? +

CVE-2024-45736 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-45736? +

CVE-2024-45736 affects products from splunk, specifically: splunk, splunk_cloud_platform. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-45736? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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