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CVE-2026-84035: IBM Guardium Data Protection Sniffer allows remote code execution

CVE-2026-84035 · published 10 days ago

Summary

The Sniffer part of IBM Guardium Data Protection versions 12.0, 12.1 and 12.2 can be tricked into running malicious code from a distance. This could let an attacker take control of the system or access sensitive data. Install the latest security updates from IBM as soon as possible to close the gap.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
ibm	guardium data protection	12.0
ibm	guardium_data_protection	>= 12.0, <= 12.2 `cpe:2.3:a:ibm:guardium_data_protection::::::::`

Original advisory text

Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection

IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a stack-based buffer overflow.

References

https://www.ibm.com/support/pages/node/7291674 Patch Vendor Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

9.8 Critical

Exploitation

<1% chance of attack within 30 days

Type

CWE-121Stack-based Buffer Overflow

Timeline

Published8 Oct 2026

Updated15 Oct 2026

First seen8 Oct 2026

Sources

CVE-2026-84035 · NVD

CVE-2026-84035 · MITRE

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