Information disclosure in IBM i Access Client Solutions

1) Information disclosure

EUVDB-ID: #VU86281

Risk: Low

CVSSv4.0: 4.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2024-22318

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: Yes

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A local user can modify UNC capable paths within ACS configuration files to point to a hostile server and capture the NTLM hash information to obtain the user's credentials.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM i Access Client Solutions: All versions

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_i_access_client_solutions:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7116091

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.