CVE-2024-22318: IBM I Access Client Solutions

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

IBM i Access Client Solutions (ACS) 1.1.2 through 1.1.4 and 1.1.4.3 through 1.1.9.4 is vulnerable to NT LAN Manager (NTLM) hash disclosure by an attacker modifying UNC capable paths within ACS configuration files to point to a hostile server. If NTLM is enabled, the Windows operating system will try to authenticate using the current user's session. The hostile server could capture the NTLM hash information to obtain the user's credentials. IBM X-Force ID: 279091.

Affected products

• IBM I Access Client Solutions: from 1.1.2, up to and including 1.1.4; from 1.1.4.3, up to and including 1.1.9.4

Published 2024-02-09. Last modified 2026-06-17.