Security Bulletin: Cross-site scripting vulnerability in IBM WebSphere Application Server (CVE-2015-7417)

Summary

There is a cross-site scripting vulnerability in IBM WebSphere Application Server for any consumers of the OAuth provider output.

Vulnerability Details

CVEID: CVE-2015-7417**
DESCRIPTION:** IBM WebSphere Application Server is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially-crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107575 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

This vulnerability affects the following versions and releases of IBM WebSphere Application Server for any consumers of the OAuth provider output

• Version 8.5.5 Full Profile and Liberty Profile
• Version 8.5 Full Profile and Liberty Profile
• Version 8.0
• Version 7.0

Remediation/Fixes

The recommended solution is to apply the interim fix, Fix Pack or PTF containing APAR PI49272 for each named product as soon as practical. **

For WebSphere Application Server:** **
For V8.5.0.0 through 8.5.5.8 Liberty Profile:**
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI49272

--OR–
· Apply Fix Pack 8.5.5.9 or later.

For V8.5.0.0 through 8.5.5.8 Full Profile:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI49272

--OR–
· Apply Fix Pack 8.5.5.9 or later.

For V8.0.0.0 through 8.0.0.11:
· Upgrade to a minimal fix pack levels as required by interim fix and then apply Interim Fix PI49272

--OR–
· Apply Fix Pack 8.0.0.12 or later.

**
For V7.0.0.0 through 7.0.0.39:**
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI49272

--OR–
· Apply Fix Pack 7.0.0.41 or later.

Workarounds and Mitigations

none