Security Bulletin: Multiple Security Vulnerabilities fixed in IBM WebSphere Application Server 8.5.5.6

Vulnerability Details

CVEID: CVE-2015-0226
DESCRIPTION: Apache WSS4J could allow a remote attacker to obtain sensitive information, caused by Bleichenbacher's attack on XML Encryption. By sending a specially-crafted message, an attacker could exploit this vulnerability to decrypt the key and obtain sensitive information.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/100836 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)

AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 Liberty Profile

Remediation/Fixes: The recommended solution is to apply the Interim Fix, Fix Pack, or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI36866, as noted below:

For IBM WebSphere Application Server Liberty profile:

For V8.5.5.2 through 8.5.5.5:

Apply Fix Pack 6 (8.5.5.6), or later.

-- OR

Apply Interim Fix PI36866

Workaround(s): None known
Mitigation(s): None known

CVE ID: CVE-2015-1885 (APAR PI33202 and PI36211)

DESCRIPTION: WebSphere Application Server Full Profile and Liberty Profile could allow a remote attacker to gain elevated privileges on the system when OAuth grant type of password is used.

CVSS:
CVSS Base Score: 9.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101255 for the current score
CVSS Environmental Score*: Undefined
CVSS String: (AV:N/AC:M/Au:N/C:C/I:C/A:C)

AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 Full Profile and Liberty Profile

Version 8.0

Version 7.0

Remediation/Fixes: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI36211 for Full Profile and PI33202 for Liberty Profile, as noted below:

For IBM WebSphere Application Server

For V8.5.0.0 through 8.5.5.5 Full Profile:

Apply Interim Fix PI36211

-- OR

Apply Fix Pack 6 (8.5.5.6), or later.

After the fix pack is installed, the fix will not be active until the installed OAuth ear, WebSphereOauth20SP.ear, is updated from the (WAS_HOME)/installableApps directory.

 

For V8.5.0.0 through 8.5.5.4 Liberty Profile:

Apply Interim Fix PI33202

-- OR

Apply Fix Pack 5 (8.5.5.5), or later.

For V8.0.0.0 through 8.0.0.10:

Apply Interim Fix PI36211

-- OR

Apply Fix Pack 11 (8.0.0.11), or later.

After the fix pack is installed, the fix will not be active until the installed OAuth ear, WebSphereOauth20SP.ear, is updated from the (WAS_HOME)/installableApps directory.

For V7.0.0.0 through 7.0.0.37:

Apply Interim Fix PI36211

-- OR

Apply Fix Pack 39 (7.0.0.39), or later.

After the fix pack is installed, the fix will not be active until the installed OAuth ear, WebSphereOauth20SP.ear, is updated from the (WAS_HOME)/installableApps directory.

Workaround(s): None known
Mitigation(s): None known

CVEID: CVE-2015-0250
DESCRIPTION: Apache Batik could allow a remote attacker to obtain sensitive information. By persuading a victim to open a specially-crafted SVG file, an attacker could exploit this vulnerability to reveal files and obtain sensitive information.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/#/vulnerabilities/101614 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 Full Profile

Version 8

Version 7

Version 6.1

Remediation/Fixes: The recommended solution is to apply the Interim Fix, Fix Pack or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI39768 or PI49437, as noted below:

For IBM WebSphere Application Server Full profile and IBM WebSphere Application Server Hypervisor Edition

For V8.5.0.0 through 8.5.5.5:

Apply Fix Pack 6 (8.5.5.6), or later.

-- OR

Apply Interim Fix PI39768

For V8.0.0.0 through 8.0.0.10:

Apply Fix Pack 11 (8.0.0.11), or later.

-- OR

Apply Interim Fix PI39768

For V7.0.0.0 through 7.0.0.37:

Apply Fix Pack 39 (7.0.0.39), or later.

-- OR

Apply Interim Fix PI49437

For V6.1.0.0 through 6.1.0.47:

Apply Fix Pack 47 (6.1.0.47), or later and then apply Interim Fix PI49437

Workaround(s): None known
Mitigation(s): None known


CVEID: CVE-2015-1927
DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to gain elevated privileges on the system, caused by an application not having the correct serveServletsbyClassname setting. By a developer not setting the correct property, an attacker could exploit this vulnerability to gain unauthorized access.
CVSS Base Score: 6.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/102872 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)


AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 Full Profile and Liberty Profile

Version 8

Version 7

Remediation/Fixes: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI31622, as noted below:

Please Note:This APAR has changed the default value of the WebContainer custom property com.ibm.ws.webcontainer.disallowServeServletsByClassname from false to true so that no security threat could occur. Prior to this change, it was up to the developer to remember to change the custom property to true before deploying into production.


Property Name: com.ibm.ws.webcontainer.disallowServeServletsByClassname
Description: If set to true, disallows the use of serveServletsByClassnameEnabled at the application server level, overriding any setting of serveServletsByClassnameEnabled at the application level. This property affects all applications.
Values: true(default)/false

If you need to change the value please refer to the the following technote for instructions on enabling WebContainer custom properties:

Full Profile: http://www-01.ibm.com/support/docview.wss?uid=swg21284395
Liberty Profile: http://www-01.ibm.com/support/docview.wss?uid=swg21597753

For IBM WebSphere Application Server Full profile, IBM WebSphere Application Server Liberty Profile and IBM WebSphere Application Server Hypervisor Edition

For V8.5.0.0 through 8.5.5.5:

Apply Fix Pack 6 (8.5.5.6), or later.

-- OR

Apply Interim Fix PI31622

For V8.0.0.0 through 8.0.0.10:

Apply Fix Pack 11 (8.0.0.11), or later.

-- OR

Apply Interim Fix PI31622

For V7.0.0.0 through 7.0.0.37:

Apply Fix Pack 39 (7.0.0.39), or later.

-- OR

Apply Interim Fix PI31622

Workaround(s): Set the custom property com.ibm.ws.webcontainer.disallowServeServletsByClassName to true
Mitigation(s): None known

CVEID: CVE-2015-1936
DESCRIPTION: IBM WebSphere Application Server Administrative console could allow a remote authenticated attacker to hijack a user's session when Security is not enabled. An attacker could exploit this vulnerability using the JSESSIONID parameter to gain access to another user's session.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/103108 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:S/C:P/I:N/A:N)

AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 Full Profile

Version 8

Remediation/Fixes: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI37230, as noted below:


For IBM WebSphere Application Server and IBM WebSphere Application Server Hypervisor Edition:

For V8.5.0.0 through 8.5.5.5:

Apply Fix Pack 6 (8.5.5.6), or later.

-- OR

Apply Interim Fix PI37230

For V8.0.0.0 through 8.0.0.11:

Apply Fix Pack 12 (8.0.0.12), or later.

-- OR

Apply Interim Fix PI37230

Workaround(s): None known
Mitigation(s): None known

CVEID: CVE-2015-1946
DESCRIPTION: IBM WebSphere Application Server 8.5 and IBM WebSphere Virtual Enterprise 7.0 could allow a local attacker to gain elevated privileges on the system cause by the user roles not being handled properly.
CVSS Base Score: 4.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/103201 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:L/AC:M/Au:S/C:P/I:P/A:P)

AFFECTED VERSIONS: The following IBM WebSphere Application Server Versions are affected:

Version 8.5 IBM WebSphere Application Server

Version 7.0 IBM WebSphere Virtual Enterprise on WebSphere Application Server Version 7 and Version 8

Remediation/Fixes: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical.

Fix:
Apply an Interim Fix, Fix Pack or PTF containing this APAR PI35180, as noted below:

For IBM WebSphere Application Server

For V8.5.0.0 through 8.5.5.5:

Apply Fix Pack 6 (8.5.5.6), or later.

-- OR

Apply Interim Fix PI35180

For IBM WebSphere Virtual Enterprise using WebSphere Application Server V7.0 and V8.0:

Apply WebSphere Virtual Enterprise Fix Pack 6 (7.0.0.6) or later.

Workaround(s): None known
Mitigation(s): None known

Other APARs shipped with 8.5.5.6 are included in the security bulletins below:
PI33012 Security Bulletin for Dojo Toolkit Vulnerability
PI36563 Security Bulletin for RSA Export Keys for WebSphere Application Server
PI36563 Security Bulletin for RC4 Stream Cipher for WebSphere Application Server
PI38302 Security Bulletin for Management Port for WebSphere Application Server
PI36417 Security Bulletin for RSA Export Keys for IBM HTTP Server
PI34229 Security Bulletin for RC4 Stream Cipher for IBM HTTP Server