CVE-2020-9491

7.5HIGH

Key Information:

Vendor
Apache
Status
Apache Nifi
Vendor
CVE Published:
1 October 2020

Summary

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.

Affected Version(s)

Apache NiFi Apache NiFi 1.2.0 to 1.11.4

References

https://nifi.apache.org/security#CVE-2020-9491
x_refsource_MISC
https://lists.apache.org/thread.html/re48582efe2ac973f8cf...
mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r2d9c21f9ec35d66f2bb...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.