CVE-2026-60403 in TimesTen In-Memory Database
Summary
by MITRE • 07/22/2026
Vulnerability in the TimesTen In-Memory Database product of Oracle TimesTen In-Memory Database (component: Kubernetes Operator). The supported version that is affected is 26.1.1.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise TimesTen In-Memory Database. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of TimesTen In-Memory Database. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
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Analysis
by VulDB Data Team • 07/22/2026
The vulnerability identified in Oracle TimesTen In-Memory Database affects the Kubernetes Operator component within version 26.1.1.1.0, representing a significant security weakness that could be exploited by malicious actors with minimal privileges. This flaw exists within a critical infrastructure component responsible for managing database operations in containerized environments, making it particularly concerning given the widespread adoption of Kubernetes orchestration platforms. The vulnerability's classification as easily exploitable indicates that attackers require only basic network access via HTTPS to initiate attacks, eliminating the need for sophisticated exploitation techniques or elevated privileges. The security implications extend beyond simple data compromise, as successful exploitation can result in complete denial of service conditions that render the database system unusable.
Technical analysis reveals this vulnerability stems from inadequate input validation and error handling mechanisms within the Kubernetes Operator's HTTPS endpoint processing. The flaw likely involves improper handling of malformed requests or unexpected data sequences that cause the operator to enter an unstable state, ultimately leading to system crashes or hangs that require manual intervention to restore functionality. This type of vulnerability typically manifests as a failure in resource management where the system does not properly validate incoming requests before processing them, creating potential for resource exhaustion or memory corruption scenarios. The CVSS 3.1 score of 6.5 reflects the balance between exploitability and impact, with the high availability impact component indicating that successful attacks can cause complete system downtime.
The operational impact of this vulnerability extends beyond immediate service disruption to potentially compromise business continuity and data availability for organizations relying on TimesTen's in-memory database capabilities. Organizations utilizing Kubernetes orchestration for database management may face significant operational challenges when systems become unavailable due to repeated crashes, particularly in production environments where database uptime is critical. The low privilege requirement means that even users with minimal access rights can initiate attacks that bring down entire database clusters, creating potential for both intentional sabotage and accidental system degradation through malformed requests. This vulnerability directly impacts the availability aspect of the CIA triad, potentially affecting mission-critical applications that depend on real-time data processing capabilities.
Security mitigations should focus on immediate patch deployment for the affected Kubernetes Operator component, along with network-level restrictions to limit HTTPS access to trusted sources only. Organizations should implement monitoring solutions to detect unusual patterns in operator behavior or repeated connection attempts that could indicate exploitation attempts. Network segmentation strategies should be employed to reduce the attack surface, while privileged access controls must be strictly enforced to prevent unauthorized modifications to database configurations. The vulnerability aligns with CWE-20, representing a weakness in input validation, and maps to ATT&CK techniques involving privilege escalation and denial of service through system resource manipulation, emphasizing the need for comprehensive security controls that address both immediate remediation and long-term defensive measures.
The widespread use of TimesTen in enterprise environments means that organizations should conduct thorough vulnerability assessments across their entire infrastructure to identify any systems running the affected Kubernetes Operator version. Regular security audits and penetration testing should be implemented to verify that mitigations are effective and that no other related components may be vulnerable to similar exploitation techniques. Given the nature of in-memory databases and their critical role in real-time processing applications, organizations must also develop incident response procedures specifically tailored to handle database availability failures caused by such vulnerabilities, ensuring minimal disruption to business operations during remediation activities.