Security Bulletin: Open Redirect Vulnerability in IBM WebSphere Portal (CVE-2017-1156)
Fixes are available for an Open Redirect Vulnerability in IBM WebSphere Portal (CVE-2017-1156).
DESCRIPTION: IBM WebSphere Portal could allow a remote attacker to conduct phishing attacks, using an open redirect attack. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to spoof the URL displayed to redirect a user to a malicious Web site that would appear to be trusted. This could allow the attacker to obtain highly sensitive information or conduct further attacks against the victim.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/122592 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)
Affected Products and Versions
IBM WebSphere Portal 9.0
IBM WebSphere Portal 8.5
|IBM WebSphere Portal||9.0||PI77506||
|IBM WebSphere Portal||8.5||PI77506||
Workarounds and Mitigations
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ReferencesComplete CVSS v3 Guide
On-line Calculator v3
Related informationIBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
2 May 2017: Original version 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.
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.