What’s Vulnerable › Vulnerabilities

CVE-2020-10996

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-27 · updated 2026-06-17
• Weakness: CWE-798

Description

An issue was discovered in Percona XtraDB Cluster before 5.7.28-31.41.2. A bundled script inadvertently sets a static transition_key for SST processes in place of the random key expected.

Affected products

• percona Xtradb Cluster: before 5.7.28-31.41.2 — fixed in 5.7.28-31.41.2

How to fix

Upgrade to a fixed version: percona Xtradb Cluster 5.7.28-31.41.2. Check the vendor advisory for mitigations.

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
• 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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