Any authenticated user (valid client certificate but without ACL permissions) could upload a template which contained malicious code and caused a denial of service via Java deserialization attack. The fix to properly handle Java deserialization was applied on the Apache NiFi 1.4.0 release. Users running a prior 1.x release should upgrade to the appropriate release.
CVSS Details
- CVSS 3.0 Base Score: 5
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H)
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