CVE-2024-36991— Path Traversal on the “/modules/messaging/“ endpoint in Splunk Enterprise on Windows
Quick assessment
Affected
Splunk Splunk Enterprise
Exploitation
Public or AI PoC available; prioritize validation
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。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存在安全漏洞。攻击者利用该漏洞可以访问存储在web根文件夹之外的文件和目录。
Public Exploits 1
Nuclei · 1
CVE-2024-36991.yaml [template]
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2024-36991
Vulnerability Information
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Vulnerability Title
Path Traversal on the “/modules/messaging/“ endpoint in Splunk Enterprise on Windows
Source: CVE Program / CVE List V5
Vulnerability Description
In Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10, an attacker could perform a path traversal on the /modules/messaging/ endpoint in Splunk Enterprise on Windows. This vulnerability should only affect Splunk Enterprise on Windows.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’…/…//’
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。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存在安全漏洞。攻击者利用该漏洞可以访问存储在web根文件夹之外的文件和目录。
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)
Shenlong Deep Dive — AI Deep Analysis
10-question deep dive: root cause, exploitation, mitigation, urgency. Read summary free, full version requires login.
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Splunk | Splunk Enterprise | 9.2 ~ 9.2.2 | - |
|
II. Public POCs for CVE-2024-36991
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | POC for CVE-2024-36991: This exploit will attempt to read Splunk /etc/passwd file. | https://github.com/bigb0x/CVE-2024-36991 | POC Details |
| 2 | Path Traversal On The "/Modules/Messaging/" Endpoint In Splunk Enterprise On Windows | https://github.com/Mr-xn/CVE-2024-36991 | POC Details |
| 3 | CVE-2024-36991: Path traversal that affects Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10. | https://github.com/th3gokul/CVE-2024-36991 | POC Details |
| 4 | Path traversal vulnerability in Splunk Enterprise on Windows | https://github.com/sardine-web/CVE-2024-36991 | POC Details |
| 5 | Path traversal vulnerability in Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10 that allows reading sensitive files. | https://github.com/Cappricio-Securities/CVE-2024-36991 | POC Details |
| 6 | Critical Splunk Vulnerability CVE-2024-36991: Patch Now to Prevent Arbitrary File Reads | https://github.com/jaytiwari05/CVE-2024-36991 | POC Details |
| 7 | This binary POC automates the exploitation of CVE-2024-36991 by sending crafted curl requests to a vulnerable Splunk instance. It retrieves sensitive files and saves them locally for further analysis. The script is modular, allowing users to target specific file categories (e.g., credentials, logs, configurations). | https://github.com/TcchSquad/CVE-2024-36991-Tool | POC Details |
| 8 | Proof of Concept for CVE-2024-36991. Path traversal for Splunk versions below 9.2.2, 9.1.5, and 9.0.10 for Windows which allows arbitrary file read. | https://github.com/gunzf0x/CVE-2024-36991 | POC Details |
| 9 | The modified version of the original script can be described as a Proof of Concept (PoC) Exploit Script for CVE-2024-36991, designed to read sensitive files from a vulnerable Splunk Enterprise instance by leveraging path traversal techniques. | https://github.com/xploitnik/CVE-2024-36991-modified | POC Details |
| 10 | In Splunk Enterprise on Windows versions below 9.2.2, 9.1.5, and 9.0.10, an attacker could perform a path traversal on the /modules/messaging/ endpoint in Splunk Enterprise on Windows. This vulnerability should only affect Splunk Enterprise on Windows. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-36991.yaml | POC Details |
| 11 | None | https://github.com/Threekiii/Awesome-POC/blob/master/Web%E5%BA%94%E7%94%A8%E6%BC%8F%E6%B4%9E/Splunk%20Enterprise%20Windows%20%E5%B9%B3%E5%8F%B0%20messaging%20%E7%9B%AE%E5%BD%95%E9%81%8D%E5%8E%86%E6%BC%8F%E6%B4%9E%20CVE-2024-36991.md | POC Details |
| 12 | This binary POC automates the exploitation of CVE-2024-36991 by sending crafted curl requests to a vulnerable Splunk instance. It retrieves sensitive files and saves them locally for further analysis. The script is modular, allowing users to target specific file categories (e.g., credentials, logs, configurations). | https://github.com/TheStingR/CVE-2024-36991-Tool | POC Details |
| 13 | Exploit for CVE-2024-36991 , written by me, enumerates a handfull of things, not all, cause not needed. | https://github.com/Zin0D/CVE-2024-36991 | POC Details |
| 14 | Exploit for CVE-2024-36991 , written by me, enumerates a handfull of things, not all, cause not needed. | https://github.com/0xFZin/CVE-2024-36991 | POC Details |
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Other References for CVE-2024-36991 (2)
Same Patch Batch · Splunk · 2024-07-01 · 15 CVEs total
| CVE-2024-36984 | 8.8 HIGH | Remote Code Execution through Serialized Session Payload in Splunk Enterprise on Windows |
| CVE-2024-36985 | 8.8 HIGH | Remote Code Execution (RCE) through an external lookup due to “copybuckets.py“ script in t |
| CVE-2024-36983 | 8.0 HIGH | Command Injection using External Lookups |
| CVE-2024-36982 | 7.5 HIGH | Denial of Service through null pointer reference in “cluster/config” REST endpoint |
| CVE-2024-36989 | 6.5 MEDIUM | Low-privileged user could create notifications in Splunk Web Bulletin Messages |
| CVE-2024-36990 | 6.5 MEDIUM | Denial of Service (DoS) on the datamodel/web REST endpoint |
| CVE-2024-36986 | 6.3 MEDIUM | Risky command safeguards bypass through Search ID query in Analytics Workspace |
| CVE-2024-36994 | 5.4 MEDIUM | Persistent Cross-site Scripting (XSS) in Dashboard Elements |
| CVE-2024-36992 | 5.4 MEDIUM | Persistent Cross-site Scripting (XSS) in Dashboard Elements |
| CVE-2024-36993 | 5.4 MEDIUM | Persistent Cross-site Scripting (XSS) in Web Bulletin |
| CVE-2024-36996 | 5.3 MEDIUM | Information Disclosure of user names |
| CVE-2024-36997 | 4.6 MEDIUM | Persistent Cross-site Scripting (XSS) in conf-web/settings REST endpoint |
| CVE-2024-36987 | 4.3 MEDIUM | Insecure File Upload in the indexing/preview REST endpoint |
| CVE-2024-36995 | 4.3 MEDIUM | Low-privileged user could create experimental items |
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V. Comments for CVE-2024-36991
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