CVE-2024-21232 in MySQL Server
Summary
by MITRE • 10/16/2024
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Components Services). Supported versions that are affected are 8.4.2 and prior and 9.0.1 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 2.2 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L).
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Analysis
by VulDB Data Team • 10/16/2024
The vulnerability identified as CVE-2024-21232 affects Oracle MySQL Server components, specifically within the Server: Components Services module. This issue impacts MySQL versions 8.4.2 and earlier, as well as 9.0.1 and prior releases, representing a significant concern for database administrators managing these systems. The vulnerability resides in the server's component services functionality, which handles various backend operations and service management tasks within the MySQL architecture. Given that this affects the core server components, the potential impact extends across multiple operational domains where MySQL services are utilized.
The technical nature of this vulnerability manifests as a difficulty to exploit condition that requires a high privileged attacker with network access through multiple protocols to successfully compromise the system. This classification indicates that while the vulnerability exists, it does not represent an easily accessible threat vector, requiring specific conditions and elevated privileges to exploit effectively. The attack vector analysis reveals that network-based access through multiple protocols creates a complex exploitation scenario that security professionals must consider when assessing risk. The CVSS 3.1 scoring system places this vulnerability at a base score of 2.2, which falls into the low severity category, though the availability impact component carries a partial denial of service potential that could significantly affect system operations.
The operational impact of successfully exploiting CVE-2024-21232 results in unauthorized ability to cause partial denial of service conditions within the MySQL Server environment. This partial denial of service capability means that while the system may not completely crash or become entirely unavailable, certain services or functionalities could be compromised, leading to degraded performance or restricted access to database resources. The partial nature of the denial of service suggests that attackers might be able to disrupt specific operations or components within the MySQL server while leaving other functions operational. This characteristic makes the vulnerability particularly concerning for environments where database availability is critical for business operations and where even partial service disruption could have cascading effects throughout dependent applications.
Security practitioners should consider implementing comprehensive monitoring solutions to detect anomalous network activity that might indicate exploitation attempts targeting this vulnerability. The CVSS vector analysis reveals that the vulnerability requires high privileges and network access, suggesting that proper access controls and network segmentation should be in place to limit potential attack surfaces. Organizations should prioritize patch management strategies to update affected MySQL server installations to versions beyond the vulnerable releases. The vulnerability's classification under the availability impact category aligns with CWE-400, which addresses unchecked resource consumption in software systems. Additionally, this vulnerability may intersect with ATT&CK techniques related to privilege escalation and service disruption, making it relevant for security teams implementing comprehensive threat hunting and incident response procedures.
Mitigation strategies should include immediate deployment of patches or updates from Oracle to address the vulnerability in affected MySQL installations. Network segmentation and access control measures should be strengthened to limit unauthorized network access to MySQL server components. Regular security audits and vulnerability assessments should be conducted to identify and remediate similar issues within the database infrastructure. System administrators should implement robust monitoring solutions to detect unusual patterns of access or service disruption that might indicate exploitation attempts. The vulnerability's partial denial of service characteristic underscores the importance of maintaining redundant database systems and implementing proper backup and recovery procedures to minimize operational impact during potential exploitation events. Organizations should also consider implementing network-based intrusion detection systems to monitor for protocol-specific anomalies that might indicate attempts to exploit this particular vulnerability.