What’s Vulnerable › Vulnerabilities

CVE-2024-45731: Potential Remote Command Execution (RCE) through arbitrary file write to Windows system root directory when Splunk Enterprise for Windows is installed on a separate disk

• Severity: high (CVSS 8.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% 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-23

Description

In Splunk Enterprise for Windows versions below 9.3.1, 9.2.3, and 9.1.6, a low-privileged user that does not hold the "admin" or "power" Splunk roles could write a file to the Windows system root directory, which has a default location in the Windows System32 folder, when Splunk Enterprise for Windows is installed on a separate drive.

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-2024-1001
• https://research.splunk.com/application/c97e0704-d9c6-454d-89ba-1510a987bf72/

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