Auth bypass in Apache Nifi

CVE-2018-17195

The template upload API endpoint accepted requests from different domain when sent in conjunction with ARP spoofing + man in the middle (MiTM) attack, resulting in a CSRF attack. The required attack vector is complex, requiring a scenario…

EPSS: 0.007 (49.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-17195?
CVE-2018-17195 is a high-severity vulnerability in Apache Nifi, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.5/10. Published 2018-12-19.
How severe is CVE-2018-17195?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-17195 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.