CVE-2026-16708 in Db2 Mirror for i
Summary
by MITRE • 08/14/2026
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to obtain sensitive information due to external control of system configuration.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 08/14/2026
This vulnerability affects IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6, presenting a significant security risk that could enable remote attackers to extract sensitive information through improper system configuration control. The flaw stems from insufficient restrictions on external manipulation of critical system parameters, allowing unauthorized entities to influence database mirror configurations remotely. Such vulnerabilities typically arise when system components lack proper authentication mechanisms or access controls for configuration interfaces that should remain protected from external interference.
The technical implementation of this vulnerability involves the exposure of administrative functions or configuration interfaces that permit external parties to modify system settings without proper authorization. This could manifest through unsecured network endpoints, inadequate input validation, or missing authentication layers in the mirror configuration processes. Attackers exploiting this weakness could potentially alter replication parameters, modify backup configurations, or manipulate data synchronization settings to gain unauthorized access to database contents or operational details. The vulnerability aligns with CWE-284 which addresses improper access control and represents a critical security gap in the system's privilege management architecture.
The operational impact of this vulnerability extends beyond simple information disclosure, as it could enable attackers to disrupt database operations, compromise data integrity, or facilitate more sophisticated attacks targeting the underlying database infrastructure. Remote exploitation capabilities mean that adversaries need not have physical access to the system, significantly expanding the attack surface and potential damage scope. Organizations utilizing these Db2 Mirror versions may face regulatory compliance issues, data breach risks, and operational disruptions if this vulnerability is exploited in production environments.
Mitigation strategies should focus on implementing robust network segmentation, enforcing strict access controls for configuration interfaces, and applying available vendor patches or updates immediately. Security measures including network firewalls, intrusion detection systems, and regular security assessments can help reduce the risk exposure. Organizations should also conduct comprehensive vulnerability scans to identify any misconfigurations that might exacerbate this issue. The ATT&CK framework categorizes such vulnerabilities under privilege escalation and defense evasion techniques where adversaries manipulate system configurations to maintain persistent access or extract information from targeted environments. Regular monitoring of database configuration changes and implementing automated alerting for unauthorized modifications can provide additional layers of protection against exploitation attempts.