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CVE-2026-84085 – OS Command Injection (RCE) – IBM Guardium Data Protection 12.2

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Summary

CVE-2026-84085 is an OS command injection vulnerability (CWE-78) affecting IBM Guardium Data Protection version 12.2. Due to improper neutralization of special elements used in an OS command, a remote attacker could craft input that is passed unsanitized to the underlying operating system shell, resulting in execution of arbitrary OS commands. The flaw carries a CVSS v3.1 base score of 8.1 (High), reflecting its potential to fully compromise the confidentiality, integrity, and availability of an affected Guardium deployment.

Technical details

  • Root cause: Guardium Data Protection 12.2 fails to properly neutralize special characters/elements in input that is subsequently used to construct an OS command, enabling command injection (CWE-78).
  • Trigger conditions: An attacker sends a specially crafted request/input to a vulnerable Guardium Data Protection component that is later interpreted by the underlying OS shell.
  • Attack vector: Network-based (AV:N); no privileges (PR:N) and no user interaction (UI:N) are required, though the attack complexity is rated High (AC:H), indicating some conditions outside the attacker’s control must be met to exploit it reliably.
  • Impact: Successful exploitation allows execution of arbitrary operating system commands on the underlying host, which can lead to full compromise of confidentiality, integrity, and availability of the Guardium appliance and the sensitive database activity/security data it manages.

Affected software

  • IBM Guardium Data Protection version 12.2

Severity

  • CVSS v3.1 Base Score: 8.1 (High)
  • Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Mitigation and recommended actions

  • Immediate: Apply the IBM-provided fix pack SqlGuard_12.0p233_FixPack for IBM Guardium Data Protection 12.2, available via IBM Fix Central, as referenced in IBM’s security bulletin.
  • If patching cannot be performed immediately: Restrict network access to the Guardium Data Protection management interfaces to trusted administrative networks only, and monitor for anomalous OS-level command execution or process spawning on Guardium appliances until the fix pack is applied.

References

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