Security Bulletin: Due to the use of IBM WebSphere Liberty, IBM CICS TX Standard is vulnerable to an information disclosure due to Apache Santuario (CVE-2023-44483).

Summary

There is a vulnerability in the Apache Santuario library used by IBM WebSphere Application Server Liberty when the wsSecurity-1.1, wsSecuritySaml-1.1 or samlWeb-2.0 feature is enabled (CVE-2023-44483). IBM WebSphere Liberty is used by IBM CICS TX Standard to provide a web based administration console. An update to IBM CICS TX Standard has been released to address the vulnerability.

Vulnerability Details

**CVEID:**CVE-2023-44483 DESCRIPTION: Apache Santuario could allow a remote authenticated attacker to obtain sensitive information, caused by the storage of a private key in the log files when using the JSR 105 API. By gaining access to the log files, an attacker could exploit this vulnerability to obtain the private key information, and use this information to launch further attacks against the affected system.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/269153 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/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 upgrading IBM CICS TX Standard.

Workarounds and Mitigations

None