High severity · published Feb 10, 2023
CVE-2023-22832
The ExtractCCDAAttributes Processor in Apache NiFi 1.2.0 through 1.19.1 does not restrict XML External Entity references
7.5
CVSS
1.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NI
Nifi · Apache
1.2.0 through 1.19.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-22832
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-22832
Mailing List
https://lists.apache.org/thread/b51qs6y7b7r58vovddkv6wc16g2xbl3w
Vendor Advisory
https://nifi.apache.org/security.html#CVE-2023-22832
More from Nifi
9.8
CVE-2026-68979
Apache NiFi: Missing Authorization for Components Referenced by Parameter Context Updates
9.8
CVE-2018-1309
Apache NiFi External XML Entity issue in SplitXML processor
9.8
CVE-2017-15697
A malicious X-ProxyContextPath or X-Forwarded-Context header containing external resources or embedded code could cause remote code execution
9.8
CVE-2017-5636
In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully…
9.1
CVE-2026-68980
Apache NiFi: Authorization Bypass for Parameter Context Asset Deletion