PT-2023-18714 · Apache · Apache Nifi

Yi Cai · Published 2023-02-10 · Updated 2025-09-12 · CVE-2023-22832

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Apache NiFi versions 1.2.0 through 1.19.1

Description The ExtractCCDAAttributes Processor in Apache NiFi does not restrict XML External Entity references, making flow configurations that include this processor vulnerable to malicious XML documents containing Document Type Declarations with XML External Entity references.

Recommendations For Apache NiFi versions 1.2.0 through 1.19.1, the resolution involves disabling Document Type Declarations and disallowing XML External Entity resolution in the ExtractCCDAAttributes Processor.

Fix

XXE

Weakness Enumeration

CWE-611

Related Identifiers

BIT-NIFI-2023-22832

CVE-2023-22832

GHSA-HXJP-Q6C3-38FX

Affected Products

Apache Nifi

References · 9

• https://nifi.apache.org/security.html#CVE-2023-22832 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-22832 · Security Note
• https://lists.apache.org/thread/b51qs6y7b7r58vovddkv6wc16g2xbl3w · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-hxjp-q6c3-38fx · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-22832 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-nifi-2023-22832 · Vendor Advisory
• https://github.com/apache/nifi · Note
• https://github.com/apache/nifi/commit/e966336e8966cf0cbbd12a2c4f2d73a7ceb75cd8 · Note
• https://t.me/cibsecurity/57895 · Telegram Post