Description

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.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.3",
  "pubDate": "2026-08-14T20:16:49.457Z",
  "pubdate": "2026-08-14T20:16:49.457Z",
  "executiveSummary": "An information disclosure vulnerability exists in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6, stemming from the external control of system configuration.\nThis security flaw allows a remote attacker to compromise system confidentiality and obtain sensitive information.\nThe vulnerability affects IBM Db2 Mirror for i implementations across the specified versions, introducing significant risk implications regarding unauthorized data exposure within enterprise database environments.\nTo exploit this vulnerability, an attacker requires network access to the target system to interact with the improperly controlled configuration elements.\nSuccessful exploitation grants the remote adversary unauthorized access to confidential configuration data or sensitive operational parameters managed by the Db2 Mirror subsystem.\nThe inherent risk involves the potential leakage of critical system data, which could facilitate further reconnaissance or subsequent attack vectors against the underlying IBM i infrastructure.",
  "technicalDetails": "The vulnerability resides in the configuration management subsystem of IBM Db2 Mirror for i, specifically within versions 7.4, 7.5, and 7.6.\nThe root cause is attributable to improper external control of system configuration parameters, wherein the application relies on unvalidated or externally influenced configuration inputs without adequate authorization checks or boundary enforcement.\nThis flaw allows unauthorized entities to manipulate or query configuration states that dictate the behavior and data exposure of the mirroring environment.\nThe attack flow begins with a remote attacker establishing network connectivity to the vulnerable service exposed by IBM Db2 Mirror for i.\nBy leveraging the external control over system configuration mechanics, the adversary submits crafted requests or alters parameter inputs that dictate how system information is handled or returned.\nBecause the affected component fails to properly validate or sanitize these configuration controls, the system inadvertently exposes sensitive internal data structures or configuration metrics back to the unprivileged or remote caller.\nNetwork exposure is inherent to the service interfaces responsible for managing or querying Db2 Mirror configurations across the network.\nAuthentication and privilege requirements depend on the specific interface exposed, but the vulnerability facilitates unauthorized information retrieval that circumvents intended access restrictions.\nPost-exploitation impact is characterized by the unauthorized acquisition of sensitive system information, potentially revealing internal network topologies, operational identifiers, or database configuration details that assist in advanced persistent threat operations."
}