Multiple components in Apache NiFi 0.0.1 to 1.16.0 do not restrict XML External Entity references in the default configuration. The Standard Content Viewer service attempts to resolve XML External Entity references when viewing formatted XML files. The following Processors attempt to resolve XML External Entity references when configured with default property values: - EvaluateXPath - EvaluateXQuery - ValidateXml Apache NiFi flow configurations that include these Processors are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references. The resolution disables Document Type Declarations in the default configuration for these Processors, and disallows XML External Entity resolution in standard services.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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EUVD-2022-5551 | Multiple components in Apache NiFi 0.0.1 to 1.16.0 do not restrict XML External Entity references in the default configuration. The Standard Content Viewer service attempts to resolve XML External Entity references when viewing formatted XML files. The following Processors attempt to resolve XML External Entity references when configured with default property values: - EvaluateXPath - EvaluateXQuery - ValidateXml Apache NiFi flow configurations that include these Processors are vulnerable to malicious XML documents that contain Document Type Declarations with XML External Entity references. The resolution disables Document Type Declarations in the default configuration for these Processors, and disallows XML External Entity resolution in standard services. |
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GHSA-wc97-7623-rxwx | Multiple components in Apache NiFi do not restrict XML External Entity references |
Fixes
Solution
No solution given by the vendor.
Workaround
Disabling the Validate DTD Processor Property in EvaluateXPath and EvaluateXQuery mitigates the vulnerability for those Processors. No mitigation is available for the ValidateXml Processor or the Standard Content Viewer.
References
History
No history.

Status: PUBLISHED
Assigner: apache
Published:
Updated: 2024-08-03T06:17:54.476Z
Reserved: 2022-04-14T00:00:00
Link: CVE-2022-29265

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Status : Modified
Published: 2022-04-30T08:15:06.910
Modified: 2024-11-21T06:58:50.043
Link: CVE-2022-29265

No data.

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