REDHAT-BUG-2505699: Medium severity Oracle MySQL Server vulnerability
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Replication). 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 (Server: Replication)to a version that resolves this vulnerability.Fixed in 8.4.10 - Upgrade
Upgrade
MySQL Server (Server: Replication)to a version that resolves this vulnerability.Fixed in 9.7.1 - Upgrade
Upgrade
MySQL Cluster (Server: Replication)to a version that resolves this vulnerability.Fixed in 8.0.47 - Upgrade
Upgrade
MySQL Cluster (Server: Replication)to a version that resolves this vulnerability.Fixed in 9.7.1
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
Exploitation requires a high-privileged attacker who has network access to the affected MySQL Server or MySQL Cluster instance through multiple protocols. No user interaction is required.
What is the practical impact if exploitation succeeds?
A successful attack can cause the affected server or cluster to hang or crash repeatedly, resulting in a complete denial of service. The provided CVSS vector indicates no confidentiality or integrity impact.
Which deployments should be prioritized for remediation?
Prioritize affected MySQL Server or MySQL Cluster deployments that allow high-privileged accounts to connect over the network. Affected versions include MySQL Server 8.4.0 through 8.4.10 and 9.7.0 through 9.7.1, and MySQL Cluster 8.0.0 through 8.0.47, 8.4.0 through 8.4.10, and 9.7.0 through 9.7.1.