Home/CVE/A malicious host header in an incoming HTTP request could cause NiFi to load resources from an external server. The fix
CVE

CVE-2017-12632

A malicious host header in an incoming HTTP request could cause NiFi to load resources from an external server. The fix

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.

HIGH · CVSS 7.5 EPSS 0.0053
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
apache nifi<= 1.4.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.nifi:nifi HIGH fixed in 1.5.0
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · security@apache.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Jan 2018 · 10:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://nifi.apache.org/security.html#CVE-2017-12632Vendor Advisory
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