Security Bulletin: IBM WebSphere Application Server Liberty is vulnerable to information disclosure due to Apache James MIME4J (CVE-2022-45787)

Summary

There is a vulnerability in the Apache James MIME4J library used by IBM WebSphere Application Server Liberty when the feature restfulWS-3.0 is enabled. This has been addressed.

Vulnerability Details

CVEID:CVE-2022-45787
**DESCRIPTION:**Apache James MIME4J could allow a local authenticated attacker to obtain sensitive information, caused by improper laxist permissions on the temporary files. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/244033 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the APAR PH52079. To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.

For IBM WebSphere Application Server Liberty 21.0.0.12 - 23.0.0.1 using the restfulWS-3.0 feature:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH52079
--OR–
· Apply Liberty Fix Pack 23.0.0.2 or later (targeted availability 1Q2023).

Additional interim fixes may be available and linked off the interim fix download page.

Workarounds and Mitigations

None