CVE-2023-22937— Unnecessary File Extensions Allowed by Lookup Table Uploads in Splunk Enterprise
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I. Basic Information for CVE-2023-22937
Vulnerability Information
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Vulnerability Title
Unnecessary File Extensions Allowed by Lookup Table Uploads in Splunk Enterprise
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Splunk 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Splunk是美国Splunk公司的一套数据收集分析软件。该软件主要用于收集、索引和分析及其所产生的数据，包括所有IT系统和基础结构（物理、虚拟机和云）生成的数据。 Splunk Enterprise 8.1.13之前版本、8.2.10版本、9.0.4版本存在代码问题漏洞，该漏洞源于允许用户上传不规则文件扩展名的表。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Splunk | Splunk Enterprise | 8.1 ~ 8.1.13 | - | |
| Splunk | Splunk Cloud Platform | - ~ 9.0.2209.3 | - |
II. Public POCs for CVE-2023-22937
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Splunk · 2023-02-14 · 13 CVEs total
| CVE-2023-22935 | 8.1 HIGH | SPL Command Safeguards Bypass via the ‘display.page.search.patterns.sensitivity’ Search Pa |
| CVE-2023-22939 | 8.1 HIGH | SPL Command Safeguards Bypass via the ‘map’ SPL Command in Splunk Enterprise |
| CVE-2023-22932 | 8.0 HIGH | Persistent Cross-Site Scripting through a Base64-encoded Image in a View in Splunk Enterpr |
| CVE-2023-22933 | 8.0 HIGH | Persistent Cross-Site Scripting through the ‘module’ Tag in a View in Splunk Enterprise |
| CVE-2023-22934 | 7.3 HIGH | SPL Command Safeguards Bypass via the ‘pivot’ SPL Command in Splunk Enterprise |
| CVE-2023-22941 | 6.5 MEDIUM | Improperly Formatted ‘INGEST_EVAL’ Parameter Crashes Splunk Daemon |
| CVE-2023-22936 | 6.3 MEDIUM | Authenticated Blind Server Side Request Forgery via the ‘search_listener’ Search Parameter |
| CVE-2023-22940 | 6.3 MEDIUM | SPL Command Safeguards Bypass via the ‘collect’ SPL Command Aliases in Splunk Enterprise |
| CVE-2023-22942 | 5.4 MEDIUM | Cross-Site Request Forgery in the ‘ssg/kvstore_client’ REST Endpoint in Splunk Enterprise |
| CVE-2023-22943 | 4.8 MEDIUM | Modular Input REST API Requests Connect via HTTP after Certificate Validation Failure in S |
| CVE-2023-22931 | 4.3 MEDIUM | ‘createrss’ External Search Command Overwrites Existing RSS Feeds in Splunk Enterprise |
| CVE-2023-22938 | 4.3 MEDIUM | Permissions Validation Failure in the ‘sendemail’ REST API Endpoint in Splunk Enterprise |
IV. Related Vulnerabilities
Same product: Splunk Enterprise
- CVE-2026-20203
Improper Access Control in Data Model Acceleration in Splunk - CVE-2026-20204
Improper Handling and Insufficient Isolation of Specific Tem - CVE-2026-20202
Improper Input Validation during User Account Creation in Sp - CVE-2026-20163
Remote Command Execution (RCE) through the '/splunkd/__uploa - CVE-2026-20162
Stored Cross-Site Scripting (XSS) through Path Traversal in
Same vendor: Splunk
- CVE-2026-20205
Sensitive Information Disclosure in ''_internal'' index in S - CVE-2026-20203
Improper Access Control in Data Model Acceleration in Splunk - CVE-2026-20204
Improper Handling and Insufficient Isolation of Specific Tem - CVE-2026-20202
Improper Input Validation during User Account Creation in Sp - CVE-2026-20163
Remote Command Execution (RCE) through the '/splunkd/__uploa
Same weakness: CWE-20
V. Comments for CVE-2023-22937
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