CVE-2017-12623

Medium

Description

An authorized user could upload a template which contained malicious code and accessed sensitive files via an XML External Entity (XXE) attack. The fix to properly handle XML External Entities was applied on the Apache NiFi 1.4.0 release. Users running a prior 1.x release should upgrade to the appropriate release.

SeverityMedium
CVSS6.5
Exploit probability—
ProductApache Nifi
PublishedOct 10, 2017
First seenOct 10, 2017

How to fix

Update
  • org.apache.nifi:nifi1.4.0 or later

Affected products

ProductAffected versionsFixed in
apache nifi1.0.0, 1.0.1, 1.1.0, 1.1.1, 1.1.2, 1.2.0, 1.3.0—
org.apache.nifi:nifiMaven1.0.0 ≤ v < 1.4.01.4.0

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