CVE-2023-3997 - CVE House
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Status published High CVE-2023-3997

Unauthenticated Log Injection In Splunk SOAR

Vulnerability Description

Splunk SOAR versions lower than 6.1.0 are indirectly affected by a potential vulnerability accessed through the user’s terminal. A third party can send Splunk SOAR a maliciously crafted web request containing special ANSI characters to cause log file poisoning. When a terminal user attempts to view the poisoned logs, this can tamper with the terminal and cause possible malicious code execution from the terminal user’s action.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • STÖK / Fredrik Alexandersson

References

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Affected Vendor

Affected Software

Splunk SOAR (On-premises), Splunk SOAR (Cloud)
Vulnerable Versions:
-

Timeline

Official Publish: July 31st, 2023
Last Modified: February 28th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Weaknesses (CWE)

CWE-117

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.