CVE-2018-1509: IBM Security Guardium

High severity, CVSS 7.4. EPSS: 0.9% chance of exploitation in the next 30 days.

IBM Security Guardium EcoSystem 10.5 does not validate, or incorrectly validates, a certificate.This weakness might allow an attacker to spoof a trusted entity by using a man-in-the-middle (MITM) attack. The software might connect to a malicious host while believing it is a trusted host, or the software might be deceived into accepting spoofed data that appears to originate from a trusted host. IBM X-Force ID: 141417.

Affected products

• IBM Security Guardium: version 10.5 only

Published 2018-10-02. Last modified 2026-06-17.