CVE-2026-84058

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

Published Oct 8, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
IBM Guardium Data Protection 12.0, 12.1, and 12.2 is vulnerable to a buffer overrun in the TDS (Microsoft SQL Server) PRELOGIN packet decoder. A remote attacker who can send a specially crafted TDS PRELOGIN packet to a network monitored by an IBM Guardium Collector may cause a denial of service or potentially execute arbitrary code on the Collector appliance.

Remediation

Vendor Solution

For all affected versions, IBM strongly recommends addressing these vulnerabilities now by applying the latest IBM Guardium Data Protection Sniffer patch:  https://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&product=ibm/Information+Management/InfoSphere+Guardium&release=12.2&platform=All&function=fixId&fixids=SqlGuard_12.0p4018_SnifferUpdate&includeSupersedes=0&source=fc

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:guardium_data_protection:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description IBM Guardium Data Protection 12.0, 12.1, and 12.2 is vulnerable to a buffer overrun in the TDS (Microsoft SQL Server) PRELOGIN packet decoder. A remote attacker who can send a specially crafted TDS PRELOGIN packet to a network monitored by an IBM Guardium Collector may cause a denial of service or potentially execute arbitrary code on the Collector appliance.
Title Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection
First Time appeared Ibm
Ibm guardium Data Protection
Weaknesses CWE-119
CPEs cpe:2.3:a:ibm:guardium_data_protection:12.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:guardium_data_protection:12.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
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
Sep 1, 2026, 5:05 AM
Status
Analyzed
Published
Oct 8, 2026, 10:17 PM
Modified
Oct 14, 2026, 8:28 PM