CVE-2026-82344

IBM Guardium Data Protection Buffer Overflow

Published Oct 8, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
IBM Guardium Data Protection 12.0, 12.1 is vulnerable to a heap-based buffer overflow in the S-TAP TrafficTap TDS login reassembly functionality. An unauthenticated remote attacker can send crafted TDS login fragments that exceed the fixed-size reassembly buffer, potentially resulting in denial of service or arbitrary code execution on the affected system.

Remediation

Vendor Solution

For all affected versions, IBM strongly recommends addressing these vulnerabilities now by applying the latest IBM Guardium Data Protection Windows S-TAP patch:  https://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&product=ibm/Information+Management/InfoSphere+Guardium&release=All&platform=All&function=fixId&fixids=Guardium_12.x.p101_r120203346_S-TAP_Windows&includeSupersedes=0&source=fc

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-787
CPEs cpe:2.3:a:ibm:guardium_data_protection:12.0:*:*:*:*:*:*:*
Type Values Removed Values Added
Description IBM Guardium Data Protection 12.0, 12.1 is vulnerable to a heap-based buffer overflow in the S-TAP TrafficTap TDS login reassembly functionality. An unauthenticated remote attacker can send crafted TDS login fragments that exceed the fixed-size reassembly buffer, potentially resulting in denial of service or arbitrary code execution on the affected system.
Title IBM Guardium Data Protection Buffer Overflow
First Time appeared Ibm
Ibm guardium Data Protection
Weaknesses CWE-119
CPEs cpe:2.3:a:ibm:guardium_data_protection:12.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.2.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.3.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.3:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm guardium Data Protection
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Oct 10, 2026, 3:55 AM
Reserved
Aug 28, 2026, 4:17 PM
Status
Analyzed
Published
Oct 8, 2026, 8:17 PM
Modified
Oct 10, 2026, 4:18 AM