CVE-2025-65114— Apache Traffic Server: Malformed chunked message body allows request smuggling
Quick assessment
Affected
Apache Software Foundation Apache Traffic Server
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.
Apache Traffic Server（ATS）是美国阿帕奇（Apache）基金会的一套可扩展的HTTP代理和缓存服务器。 Apache Traffic Server 9.2.12及之前版本和10.1.1及之前版本存在安全漏洞，该漏洞源于分块消息格式错误时允许请求夹带。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-65114
Vulnerability Information
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Vulnerability Title
Apache Traffic Server: Malformed chunked message body allows request smuggling
Source: CVE Program / CVE List V5
Vulnerability Description
Apache Traffic Server allows request smuggling if chunked messages are malformed.
This issue affects Apache Traffic Server: from 9.0.0 through 9.2.12, from 10.0.0 through 10.1.1.
Users are recommended to upgrade to version 9.2.13 or 10.1.2, which fix the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP请求的解释不一致性(HTTP请求私运)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Traffic Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Traffic Server（ATS）是美国阿帕奇（Apache）基金会的一套可扩展的HTTP代理和缓存服务器。 Apache Traffic Server 9.2.12及之前版本和10.1.1及之前版本存在安全漏洞，该漏洞源于分块消息格式错误时允许请求夹带。
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 |
|---|---|---|---|---|
| Apache Software Foundation | Apache Traffic Server | 9.0.0 ~ 9.2.12 | - |
|
II. Public POCs for CVE-2025-65114
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2025-65114 (1)
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V. Comments for CVE-2025-65114
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