What’s Vulnerable › Vulnerabilities

CVE-2024-45738: Sensitive information disclosure in REST_Calls logging channel

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-14 · updated 2026-06-17
• Weakness: CWE-200

Description

In Splunk Enterprise versions below 9.3.1, 9.2.3, and 9.1.6, the software potentially exposes sensitive HTTP parameters to the `_internal` index. This exposure could happen if you configure the Splunk Enterprise `REST_Calls` log channel at the DEBUG logging level.

Affected products

• Splunk Enterprise: from 9.1.0 before 9.1.6; from 9.2.0 before 9.2.3; 9.3.0 — fixed in 9.1.6, 9.2.3

How to fix

Upgrade to a fixed version: Splunk Enterprise 9.1.6, 9.2.3. Check the vendor advisory for mitigations.

References

• https://advisory.splunk.com/advisories/SVD-2024-1008
• https://research.splunk.com/application/93dc7182-c5da-4085-82ec-401abf33d623/

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