CVE-2022-43562— Host Header Injection in Splunk Enterprise
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I. Basic Information for CVE-2022-43562
Vulnerability Information
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Vulnerability Title
Host Header Injection in Splunk Enterprise
Source: NVD (National Vulnerability Database)
Vulnerability Description
In Splunk Enterprise versions below 8.1.12, 8.2.9, and 9.0.2, Splunk Enterprise fails to properly validate and escape the Host header, which could let a remote authenticated user conduct various attacks against the system, including cross-site scripting and cache poisoning.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Splunk 注入漏洞
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存在注入漏洞，该漏洞源于对HTTP标头的验证不充分。远程身份验证用户可以将恶意Host HTTP标头注入服务器响应并执行XSS或缓存注入攻击。以下产品和版本受到影响：Splunk Enterprise 9.0.0至9.0.1版本、8.2.0至8.2.8版本、8.1.0至8.1.11版本、8.0.0至8.0.1
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 ~ 8.1.12 | - |
II. Public POCs for CVE-2022-43562
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Splunk · 2022-11-04 · 10 CVEs total
| CVE-2022-43570 | 8.8 HIGH | XML External Entity Injection through a custom View in Splunk Enterprise |
| CVE-2022-43568 | 8.8 HIGH | Reflected Cross-Site Scripting via the radio template in Splunk Enterprise |
| CVE-2022-43567 | 8.8 HIGH | Remote Code Execution via the Splunk Secure Gateway application Mobile Alerts feature |
| CVE-2022-43565 | 8.1 HIGH | Risky command safeguards bypass via ‘tstats command JSON in Splunk Enterprise |
| CVE-2022-43563 | 8.1 HIGH | Risky command safeguards bypass via rex search command field names in Splunk Enterprise |
| CVE-2022-43569 | 8.0 HIGH | Persistent Cross-Site Scripting via a Data Model object name in Splunk Enterprise |
| CVE-2022-43572 | 7.5 HIGH | Indexing blockage via malformed data sent through S2S or HEC protocols in Splunk Enterpris |
| CVE-2022-43566 | 7.3 HIGH | Risky command safeguards bypass via Search ID query in Analytics Workspace in Splunk Enter |
| CVE-2022-43564 | 4.9 MEDIUM | Denial of Service in Splunk Enterprise through search macros |
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-2022-43562
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