What’s Vulnerable › Vulnerabilities

CVE-2023-22941: Improperly Formatted ‘INGEST_EVAL’ Parameter Crashes Splunk Daemon

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-02-14 · updated 2026-06-17
• Weakness: CWE-248

Description

In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, an improperly-formatted ‘INGEST_EVAL’ parameter in a Field Transformation crashes the Splunk daemon (splunkd).

Affected products

• Splunk Enterprise: from 8.1.0 before 8.1.13; from 8.2.0 before 8.2.10; from 9.0.0 before 9.0.4 — fixed in 8.1.13, 8.2.10, 9.0.4
• Splunk Cloud Platform: before 9.0.2209.3 — fixed in 9.0.2209.3

How to fix

Upgrade to a fixed version: Splunk Enterprise 8.1.13, 8.2.10, 9.0.4; Splunk Cloud Platform 9.0.2209.3. Check the vendor advisory for mitigations.

References

• https://advisory.splunk.com/advisories/SVD-2023-0211
• https://research.splunk.com/application/08978eca-caff-44c1-84dc-53f17def4e14/
• https://advisory.splunk.com/advisories/SVD-2023-0211
• https://research.splunk.com/application/08978eca-caff-44c1-84dc-53f17def4e14/

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