A fix is available for a denial of service vulnerability in IBM WebSphere Portal (CVE-2015-1943).
DESCRIPTION: IBM WebSphere Portal is vulnerable to a denial of service. By sending a malicious request, a remote attacker could exploit this vulnerability to cause the consumption of all CPU or memory resources to cause a denial of service.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/103138 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Affected Products and Versions
IBM WebSphere Portal 8.5
IBM WebSphere Portal 8.0
IBM WebSphere Portal 7
IBM WebSphere Portal 6.1
- Upgrade to Cumulative Fix 06 (CF06).
(Combined Cumulative Fixes for WebSphere Portal 126.96.36.199: http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 188.8.131.52
- Upgrade to Fix Pack 184.108.40.206 with Cumulative Fix 17 (CF17).
(Combined Cumulative Fixes for WebSphere Portal 220.127.116.11: http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 18.104.22.168
- Upgrade to Fix Pack 22.214.171.124 with Cumulative Fix 29 (CF29) and then apply the Interim Fix PI39617.
(Combined Cumulative fixes for WebSphere Portal 126.96.36.199: http://www.ibm.com/support/docview.wss?uid=swg24029452)
For 188.8.131.52 through 184.108.40.206
- Upgrade to Fix Pack 220.127.116.11 with Cumulative Fix 27 (CF27) and then apply the Interim Fix PI47714.
(Cumulative fixes for WebSphere Portal 18.104.22.168: http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
For 22.214.171.124 through 126.96.36.199
- Upgrade to Fix Pack 188.8.131.52 with Cumulative Fix 27 (CF27) and then apply the Interim Fix PI47714.
(Cumulative fixes for WebSphere Portal 184.108.40.206: http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
Workarounds and Mitigations
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20 July 2015: Original Version Published
16 August 2016: Portal 6.1.x remediation updated from PI39617 to PI47714.
*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.
16 June 2018