Unnecessary File Extensions Allowed by Lookup Table Uploads in Splunk Enterprise
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-434.
Summary
In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, the lookup table upload feature let a user upload lookup tables with unnecessary filename extensions. Lookup table file extensions may now be one of the following only: .csv, .csv.gz, .kmz, .kml, .mmdb, or .mmdb.gzl.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Splunk | Splunk Enterprise | 8.1 to before 8.1.13; 8.2 to before 8.2.10; 9.0 to before 9.0.4 | 8.1.13, 8.2.10, 9.0.4 | Patch available | CNA |
| Splunk | Splunk Cloud Platform | - to before 9.0.2209.3 | 9.0.2209.3 | Patch available | CNA |
Remediation
- Fix · CNA Splunk Enterprise (Splunk) Fixed in 8.1.13, 8.2.10, 9.0.4
- Fix · CNA Splunk Cloud Platform (Splunk) Fixed in 9.0.2209.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Splunk Enterprise 8.1.13, 8.2.10, 9.0.4
10 records Highest priority Priority MEDIUM 2 MEDIUM, 8 LOW
Other records, highest priority first
- TI-2023-09071 SPL Command Safeguards Bypass via the ‘map’ SPL Command in Splunk EnterprisePriority MEDIUM 41
- TI-2023-09067 SPL Command Safeguards Bypass via the ‘display.page.search.patterns.sensitivity’ Search Parameter in Splunk EnterprisePriority MEDIUM 41
- TI-2023-09066 SPL Command Safeguards Bypass via the ‘pivot’ SPL Command in Splunk EnterprisePriority LOW 39
- Release ·
Splunk Cloud Platform 9.0.2209.3
6 records Highest priority Priority MEDIUM 2 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2023-09071 SPL Command Safeguards Bypass via the ‘map’ SPL Command in Splunk EnterprisePriority MEDIUM 41
- TI-2023-09067 SPL Command Safeguards Bypass via the ‘display.page.search.patterns.sensitivity’ Search Parameter in Splunk EnterprisePriority MEDIUM 41
- TI-2023-09066 SPL Command Safeguards Bypass via the ‘pivot’ SPL Command in Splunk EnterprisePriority LOW 39
Timeline
- 2026-10-02 Threatist record created from CVE-2023-22937
- 2026-10-03 Alias added: GHSA-gw5r-2prc-4jj5
References
More Splunk vulnerabilities
- TI-2026-16444 Unauthenticated Arbitrary File Creation and Truncation in a PostgreSQL Sidecar Service Endpoint in Splunk Enterprise KEVCVSS 3.1CRITICAL 9.8
- TI-2014-00154 The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly… KEVCVSS 3.1HIGH 7.5
- TI-2023-24841 Remote code execution (RCE) in Splunk Enterprise through Insecure XML Parsing CVSS 3.1HIGH 8.8
- TI-2023-15979 ‘edit_user’ Capability Privilege Escalation CVSS 3.1HIGH 8.8
- TI-2024-30707 Remote Code Execution (RCE) due to insecure session storage configuration in Splunk Enterprise on Windows CVSS 3.1HIGH 8.8
- TI-2022-21345 Reflected Cross-Site Scripting via the radio template in Splunk Enterprise CVSS 3.1HIGH 8.8
Sources
- CVE-2023-22937 · CVE Program
- CVE-2023-22937 · NVD
- FIRST EPSS
- GHSA-gw5r-2prc-4jj5 · GitHub Advisory Database · CC BY 4.0
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