Vulnerability CVE-2020-10996
Published: 2020-04-27

Description:
An issue was discovered in Percona XtraDB Cluster before 5.7.28-31.42. A bundled script inadvertently sets a static transition_key for SST processes in place of the random key expected.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Percona -> Xtradb cluster 

 References:
https://jira.percona.com/browse/PXC-3117
https://www.percona.com/blog/2020/04/20/cve-2020-10996-percona-xtradb-cluster-sst-script-static-key/
https://www.percona.com/doc/percona-xtradb-cluster/LATEST/release-notes/Percona-XtraDB-Cluster-5.7.28-31.41.2.html
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