CVE-2020-9491
High
Description
In Apache NiFi 1.2.0 to 1.11.4, the NiFi UI and API were protected by mandating TLS v1.2, as well as listening connections established by processors like ListenHTTP, HandleHttpRequest, etc. However intracluster communication such as cluster request replication, Site-to-Site, and load balanced queues continued to support TLS v1.0 or v1.1.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Apache Nifi
PublishedOct 1, 2020
First seenOct 1, 2020
How to fix
Update
- org.apache.nifi:nifi1.12.0-RC1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache nifi | 1.0.0 ≤ v ≤ 1.11.4 | — |
| org.apache.nifi:nifiMaven | 1.2.0 ≤ v < 1.12.0-RC1 | 1.12.0-RC1 |
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