Summary

There is a potential Information disclosure vulnerability in WebSphere Application Server using SAML. There is a potential Information disclosure vulnerability in WebSphere Application Server.

Vulnerability Details

CVEID: CVE-2018-1614 DESCRIPTION: IBM WebSphere Application Server using malformed SAML responses from the SAML identity provider could allow a remote attacker to obtain sensitive information.
CVSS Base Score: 5.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144270 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N)

CVEID: CVE-2018-1621 DESCRIPTION: IBM WebSphere Application Server could allow a local attacker to obtain clear text password in a trace file caused by improper handling of some datasource custom properties.
CVSS Base Score: 4.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/144346 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere Application Server:

• Version 9.0
• Version 8.5

Remediation/Fixes

To patch an existing service instance refer to the IBM WebSphere Application Server bulletins listed below:

1. Security Bulletin: Information disclosure in WebSphere Application Server with SAML (CVE-2018-1614)

2. Security Bulletin: Information Disclosure in WebSphere Application Server (CVE-2018-1621)

Alternatively, delete the vulnerable service instance and create a new instance.

Monitor IBM Cloud Status for Future Security Bulletins

Monitor the security notifications on the IBM Cloud Status page to be advised of future security bulletins.

References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

02 October 2018: original document published

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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