XXE in Apache Nifi

CVE-2019-10080

The XMLFileLookupService in NiFi versions 1.3.0 to 1.9.2 allowed trusted users to inadvertently configure a potentially malicious XML file. The XML file has the ability to make external calls to services (via XXE) and reveal information such as the versions of Java, Jersey, and Apache that the NiFI instance uses.

Vulnerability class: XXE (XML External Entity)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.023 (82.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-10080: held from 0.023 to 0.023.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

  • Apache Nifi
  • Apache Nifi — versions Apache NiFi 1.3.0 to 1.9.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-10080?
CVE-2019-10080 is a medium-severity vulnerability in Apache Nifi, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2019-11-19.
How severe is CVE-2019-10080?
Medium severity. CVSS v3 base score is 6.5 out of 10.