CVE-2020-17516

7.5HIGH

Key Information:

Vendor
Apache
Status
Apache Cassandra
Vendor
CVE Published:
3 February 2021

Summary

Apache Cassandra versions 2.1.0 to 2.1.22, 2.2.0 to 2.2.19, 3.0.0 to 3.0.23, and 3.11.0 to 3.11.9, when using 'dc' or 'rack' internode_encryption setting, allows both encrypted and unencrypted internode connections. A misconfigured node or a malicious user can use the unencrypted connection despite not being in the same rack or dc, and bypass mutual TLS requirement.

Affected Version(s)

Apache Cassandra 2.1.0 to 2.1.22

Apache Cassandra 2.2.0 to 2.2.19

Apache Cassandra 3.0.0 to 3.0.23

References

http://mail-archives.apache.org/mod_mbox/cassandra-user/2...
x_refsource_CONFIRM
https://lists.apache.org/thread.html/rd84bec24907617bdb72...
mailing-listx_refsource_MLIST
https://security.netapp.com/advisory/ntap-20210521-0002/
x_refsource_CONFIRM

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

.