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AUSCERT External Security Bulletin Redistribution
ESB-2016.0470
Security Bulletin: Fixes available for Security
Vulnerabilities in IBM WebSphere Portal
24 February 2016
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere Portal
Publisher: IBM
Operating System: AIX
HP-UX
IBM i
Linux variants
Solaris
Windows
z/OS
Impact/Access: Modify Arbitrary Files -- Existing Account
Denial of Service -- Remote/Unauthenticated
Cross-site Scripting -- Remote with User Interaction
Provide Misleading Information -- Remote with User Interaction
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-0245 CVE-2016-0244 CVE-2016-0243
CVE-2015-7491 CVE-2015-7457 CVE-2015-7455
CVE-2015-7428
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21976358
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Security Bulletin: Fixes available for Security Vulnerabilities in IBM
WebSphere Portal
Security Bulletin
Document information
More support for:
WebSphere Portal
Software version:
6.1, 7.0, 8.0, 8.5
Operating system(s):
AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Reference #:
1976358
Modified date:
2016-02-23
Summary
Fixes are available for security vulnerabilities in IBM WebSphere Portal
(CVE-2015-7428, CVE-2015-7455, CVE-2015-7457, CVE-2015-7491, CVE-2016-0243,
CVE-2016-0244, CVE-2016-0245).
Vulnerability Details
CVEID: CVE-2015-7428
DESCRIPTION: IBM WebSphere Portal could allow a remote attacker to conduct
phishing attacks, caused by an open redirect vulnerability. An attacker could
exploit this vulnerability using a specially-crafted URL to redirect a victim
to arbitrary Web sites.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107852 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
Remediation/Fixes
Apply a Cumulative Fix containing PI51589.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
Workarounds and Mitigations
None
CVEID: CVE-2015-7455
DESCRIPTION: IBM WebSphere Portal could allow a remote attacker to change a
content item, caused by insecure permissions. Using the authoring ui with
provided input options and controls.
CVSS Base Score: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108334 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
WebSphere Portal 7
Remediation/Fixes
Apply Interim Fix PI51234 or a Cumulative Fix containing PI51234.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 7.0.0.2
Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 29 (CF29)
and then apply Interim Fix PI51234.
(Combined Cumulative fixes for WebSphere Portal 7.0.0.2:
http://www.ibm.com/support/docview.wss?uid=swg24029452)
Workarounds and Mitigations
None
CVEID: CVE-2015-7457
DESCRIPTION: IBM WebSphere Portal 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: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108353 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
Remediation/Fixes
Apply a Cumulative Fix containing PI56432.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
Workarounds and Mitigations
None
CVEID: CVE-2015-7491
DESCRIPTION: IBM WebSphere Portal 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/108787 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
WebSphere Portal 8.5
WebSphere Portal 8.0
Remediation/Fixes
Apply a Cumulative Fix containing PI56433.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
Workarounds and Mitigations
None
CVEID: CVE-2016-0243
DESCRIPTION: IBM WebSphere Portal 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: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110444 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
WebSphere Portal 7
WebSphere Portal 6.1
For unsupported versions IBM recommends upgrading to a fixed, supported
version of the product.
Remediation/Fixes
Apply Interim Fix PI54088 or a Cumulative Fix containing PI54088.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 7.0.0.2
Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 29 (CF29) and then
apply Interim Fix PI54088.
(Combined Cumulative fixes for WebSphere Portal 7.0.0.2:
http://www.ibm.com/support/docview.wss?uid=swg24029452)
For 6.1.5.0 through 6.1.5.3
Upgrade to Fix Pack 6.1.5.3 with Cumulative Fix 27 (CF27) and then
apply Interim Fix PI54088.
(Cumulative fixes for WebSphere Portal 6.1.5.3:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
For 6.1.0.0 through 6.1.0.6
Upgrade to Fix Pack 6.1.0.6 with Cumulative Fix 27 (CF27) and then
apply Interim Fix PI54088.
(Cumulative fixes for WebSphere Portal 6.1.0.6:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
Workarounds and Mitigations
None
CVEID: CVE-2016-0244
DESCRIPTION: IBM WebSphere Portal 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: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110445 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
WebSphere Portal 7
WebSphere Portal 6.1
For unsupported versions IBM recommends upgrading to a fixed, supported version
of the product.
Remediation/Fixes
Apply Interim Fix PI55327 or a Cumulative Fix containing PI55327.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09)
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 7.0.0.2
Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 29 (CF29) and then
apply Interim Fix PI55327.
(Combined Cumulative fixes for WebSphere Portal 7.0.0.2:
http://www.ibm.com/support/docview.wss?uid=swg24029452)
For 6.1.5.0 through 6.1.5.3
Upgrade to Fix Pack 6.1.5.3 with Cumulative Fix 27 (CF27) and then
apply Interim Fix PI55327.
(Cumulative fixes for WebSphere Portal 6.1.5.3:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
For 6.1.0.0 through 6.1.0.6
Upgrade to Fix Pack 6.1.0.6 with Cumulative Fix 27 (CF27) and then
apply Interim Fix PI55327.
(Cumulative fixes for WebSphere Portal 6.1.0.6:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
Workarounds and Mitigations
None
CVEID: CVE-2016-0245
DESCRIPTION: IBM WebSphere Portal could allow a remote authenticated attacker
to obtain sensitive information, caused by a XML external entity (XXE) error
when processing XML data by the XML parser. A remote attacker could exploit
this vulnerability to read arbitrary files on the system or cause a denial of
service.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/110454 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L)
Affected Products and Versions
WebSphere Portal 8.5
WebSphere Portal 8.0
Remediation/Fixes
Apply Interim Fix PI56682 or a Cumulative Fix containing PI56682.
For 8.5.0
Upgrade to Cumulative Fix 09 (CF09) and then apply Interim Fix PI56682.
-- or --
Upgrade to Cumulative Fix 10 (CF10) targeted for 1Q 2016.
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 20 (CF20)
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
Workarounds and Mitigations
None
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References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Acknowledgement
The vulnerability CVE-2016-0245 was reported to IBM by Brandon Edmunds at NTT
Com Security.
Change History
23 February 2016: 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.
Disclaimer
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.
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