CVE-2023-22832— Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes
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I. Basic Information for CVE-2023-22832
Vulnerability Information
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Vulnerability Title
Apache NiFi: Improper Restriction of XML External Entity References in ExtractCCDAAttributes
Source: NVD (National Vulnerability Database)
Vulnerability Description
The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references. Flow configurations that include the ExtractCCDAAttributes Processor are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references. The resolution disables Document Type Declarations and disallows XML External Entity resolution in the ExtractCCDAAttributes Processor.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache NiFi 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache NiFi是美国阿帕奇（Apache）基金会的一套数据处理和分发系统。该系统主要用于数据路由、转换和系统中介逻辑。 Apache NiFi 1.2.0版本至1.19.1版本存在代码问题漏洞，该漏洞源于没有限制XML外部实体引用。
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 NiFi | 1.2.0 ~ 1.19.1 | - |
II. Public POCs for CVE-2023-22832
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://nifi.apache.org/security.html#CVE-2023-22832technical-description
- https://nvd.nist.gov/vuln/detail/CVE-2023-22832
IV. Related Vulnerabilities
Same product: Apache NiFi
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Same vendor: Apache Software Foundation
- CVE-2026-39816
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Apache CloudStack: Domain/account resources limits not honor - CVE-2025-66467
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Same weakness: CWE-611
- CVE-2026-41936
Vvveb < 1.0.8.2 XML External Entity Injection via Import - CVE-2026-40682
Apache OpenNLP: XXE via Dictionary Parsing in DictionaryEntr - CVE-2026-6501
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Improper Restriction of XML External Entity Reference vulner - CVE-2024-13971
Arbitrary File Read and Server Side Request Forgery via XML
V. Comments for CVE-2023-22832
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