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Vulnerability record · CVE-2026-82344 · published 8 October 2026

CVE-2026-82344: Ibm guardium data protection memory buffer overflow vulnerability

Ibm · Guardium Data Protection

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.

9.8 CVSS 3.1 Critical EPSS 0.40% · top 68.1% CWE-119 · Memory buffer overflowCWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
0.40%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
10 Oct 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.ibm.com/support/pages/node/7291670 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.9CVE-2026-84075Ibm guardium data protection missing authentication for critical function vulnerabilityIBM Guardium Data Protection 12.2 could allow a remote attacker to bypass security restrictions due to missing authentication for the ChangeTrackerSe…EPSS 0.56%9.9CVE-2026-84078Ibm guardium data protection missing authentication for critical function vulnerabilityIBM Guardium Data Protection 12.2 is vulnerable to a missing authentication vulnerability in the LoadBalancerServlet. An unauthenticated user can acc…EPSS 0.47%9.9CVE-2026-84064Ibm guardium data protection sql injection vulnerabilityIBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to execute arbitrary SQL commands due to improper neutralization of spe…EPSS 0.63%9.8CVE-2026-84272Ibm guardium data protection missing authentication for critical function vulnerabilityIBM Guardium Data Protection 12.1 and 12.2.2 are vulnerable to missing authentication in the edge-controller component. An unauthenticated remote att…EPSS 0.40%9.8CVE-2026-82335Ibm guardium data protection memory buffer overflow vulnerabilityIBM Guardium Data Protection 12.0, 12.1, 12.2 is vulnerable to a heap-based buffer overflow in the MongoDB protocol parser. A remote attacker could s…EPSS 0.38%9.8CVE-2026-84082Ibm guardium data protection sql injection vulnerabilityIBM Guardium Data Protection 12.2 could allow a remote attacker to execute arbitrary SQL commands due to improper neutralization of special elements …EPSS 0.67%9.8CVE-2026-82967Ibm guardium data protection missing authentication for critical function vulnerabilityIBM Guardium Data Protection 12.2 is vulnerable to an authentication bypass that allows an unauthenticated remote attacker to bypass IP-based access …EPSS 0.75%9.8CVE-2026-82340Ibm guardium data protection code injection vulnerabilityIBM Guardium Data Protection 12.2 is vulnerable to unauthenticated insecure deserialization and attacker-controlled reflective method dispatch in the…EPSS 0.70%

Source: NIST National Vulnerability Database (record CVE-2026-82344), CISA KEV, FIRST EPSS (scores of 2026-10-11). This page is refreshed as NVD updates the record.