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MEDIUM · 5.5

CVE-2020-13940

In Apache NiFi 1.0.0 to 1.11.4, the notification service manager and various policy authorizer and user group provider objects allowed trusted administrators to inadvertently configure a potentially m...

Vulnerability Description

In Apache NiFi 1.0.0 to 1.11.4, the notification service manager and various policy authorizer and user group provider objects allowed trusted administrators to inadvertently configure a potentially malicious XML file. The XML file has the ability to make external calls to services (via XXE).

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
ApacheNifi>= 1.0.0, <= 1.11.4

Related Weaknesses (CWE)

CWE-611

References

FAQ

What is CVE-2020-13940?

CVE-2020-13940 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In Apache NiFi 1.0.0 to 1.11.4, the notification service manager and various policy authorizer and user group provider objects allowed trusted administrators to inadvertently configure a potentially m...

How severe is CVE-2020-13940?

CVE-2020-13940 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-13940?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Nifi.