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CVE-2025-20233— Incorrect permissions set by the “chmod“ and “makedirs“ Python functions in Splunk App for Lookup File Editing

Quick assessment

Affected
Splunk Splunk App for Lookup File Editing
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Splunk是美国Splunk公司的一套数据收集分析软件。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 4.0.5之前版本存在安全漏洞，该漏洞源于脚本使用了chmod和makedirs Python函数，导致权限设置过宽，可能引发访问控制不当。

CVSS 2.5 · Low EPSS 0.12% · P1
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I. Basic Information for CVE-2025-20233

Vulnerability Information
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Vulnerability Title
Incorrect permissions set by the “chmod“ and “makedirs“ Python functions in Splunk App for Lookup File Editing
Source: CVE Program / CVE List V5
Vulnerability Description
In the Splunk App for Lookup File Editing versions below 4.0.5, a script in the app used the `chmod` and `makedirs` Python functions in a way that resulted in overly broad read and execute permissions. This could lead to improper access control for a low-privileged user.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
Splunk 安全漏洞
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。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 4.0.5之前版本存在安全漏洞，该漏洞源于脚本使用了chmod和makedirs Python函数，导致权限设置过宽，可能引发访问控制不当。
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 App for Lookup File Editing 4.0 ~ 4.0.5 -

II. Public POCs for CVE-2025-20233

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III. Intelligence Information for CVE-2025-20233

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Vendor Advisories for CVE-2025-20233 (1)

Same Patch Batch · Splunk · 2025-03-26 · 8 CVEs total

CVE-2025-20229 8.0 HIGH Remote Code Execution through file upload to “$SPLUNK_HOME/var/run/splunk/apptemp“ directo
CVE-2025-20231 7.1 HIGH Sensitive Information Disclosure in Splunk Secure Gateway App
CVE-2025-20228 6.5 MEDIUM Maintenance mode state change of App Key Value Store (KVStore) through a Cross-Site Reques
CVE-2025-20226 5.7 MEDIUM Risky command safeguards bypass in “/services/streams/search“ endpoint through “q“ paramet
CVE-2025-20232 5.7 MEDIUM Risky Command Safeguards Bypass in “/app/search/search“ endpoint through “s“ parameter in
CVE-2025-20227 4.3 MEDIUM Information Disclosure through external content warning modal dialog box bypass in Splunk
CVE-2025-20230 4.3 MEDIUM Missing Access Control and Incorrect Ownership of Data in App Key Value Store (KVStore) co

IV. Related Vulnerabilities

Same product: Splunk App for Lookup File Editing
Same vendor: Splunk
Same weakness: CWE-732

V. Comments for CVE-2025-20233

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