REDHAT-BUG-2505002: Medium severity Oracle MySQL Server vulnerability
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
MySQL Server / MySQL Cluster (Oracle MySQL) - Server: Group Replication Pluginto a version that resolves this vulnerability.Fixed in 8.4.10 - Upgrade
Upgrade
MySQL Server / MySQL Cluster (Oracle MySQL) - Server: Group Replication Pluginto a version that resolves this vulnerability.Fixed in 9.7.1 - Upgrade
Upgrade
MySQL Cluster (Oracle MySQL) - Server: Group Replication Pluginto a version that resolves this vulnerability.Fixed in 8.0.47 - Compensating control
Apply network-level protections to limit network access to the MySQL Server/MySQL Cluster ports and protocols affected by this Server: Group Replication Plugin vulnerability (e.g., restrict inbound connections at the firewall/ACL to only required trusted sources).
Event History
Frequently Asked Questions
Which deployments are affected?
Affected supported releases are MySQL Server 8.4.0 through 8.4.10 and 9.7.0 through 9.7.1. MySQL Cluster is affected in 8.0.0 through 8.0.47, 8.4.0 through 8.4.10, and 9.7.0 through 9.7.1.
What access does an attacker need?
Exploitation requires a high-privileged attacker with network access through multiple protocols. The attack complexity is high, and no user interaction is required.
What is the expected impact if exploitation succeeds?
A successful attack can cause MySQL Server or MySQL Cluster to hang or repeatedly crash, resulting in a complete denial of service. The provided CVSS vector indicates no confidentiality or integrity impact.