VULNERABILITY INTELLIGENCE
CVE-2017-12632
CVSS score7.5 HIGH
EPSS probability2.85%
CISA KEVNot currently listed
Published2018-01-23
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Description
A malicious host header in an incoming HTTP request could cause NiFi to load resources from an external server. The fix to sanitize host headers and compare to a controlled whitelist was applied on the Apache NiFi 1.5.0 release. Users running a prior 1.x release should upgrade to the appropriate release.
Weakness classification
- CWE-20: Improper Input Validation
Primary references
- security@apache.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory