Security Bulletin
Summary
There are vulnerabilities reported in Apache Tomcat v6 that is used by WebSphere Cast Iron Solution. WebSphere Cast Iron Solution has remediated the affected versions.
Vulnerability Details
CVEID: CVE-2016-0762
DESCRIPTION: Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by the failure to process the user supplied password if the specified user name does not exist by the Realm implementation. An attacker could exploit this vulnerability to conduct a timing attack and determine valid usernames on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118407 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2016-5018
DESCRIPTION: Apache Tomcat could allow a local attacker to bypass security restrictions. An attacker could exploit this vulnerability using a Tomcat utility method to bypass a configured SecurityManager.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118406 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
CVEID: CVE-2016-6794
DESCRIPTION: Apache Tomcat could allow a local attacker to obtain sensitive information, caused by an error in the system property replacement feature. An attacker could exploit this vulnerability to bypass the SecurityManager and read system properties.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118405 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2016-6796
DESCRIPTION: Apache Tomcat could allow a local attacker to bypass security restrictions. By modifying configuration parameters for the JSP Servlet, an attacker could exploit this vulnerability to bypass a configured SecurityManager.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118404 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
CVEID: CVE-2016-6797
DESCRIPTION: Apache Tomcat could allow a local attacker to gain unauthorized access to the system, caused by an error in the ResourceLinkFactory. An attacker could exploit this vulnerability to gain access to arbitrary global JNDI resources.
CVSS Base Score: 4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118403 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Affected Products and Versions
This vulnerability affects all versions of the product
WebSphere Cast Iron Solution v 7.5.1.0, v 7.5.0.1, v 7.5.0.0
WebSphere Cast Iron Solution v 7.0.0.2, v 7.0.0.1, v 7.0.0.0
WebSphere Cast Iron Solution v 6.4.0.1, v 6.4.0.0
WebSphere Cast Iron Solution v 6.3.0.2, v 6.3.0.1, v 6.3.0.0
Remediation/Fixes
| Product | VRMF | APAR | Remediation/First Fix |
| Cast Iron Appliance | v 7.5.1.0, v 7.5.0.1, v 7.5.0.0 | LI79259 | iFix 7.5.1.0-CUMUIFIX-005 |
| Cast Iron Appliance | v 7.0.0.2, v 7.0.0.1, v 7.0.0.0 | LI79259 | iFix 7.0.0.2-CUMUIFIX-033 |
| Cast Iron Appliance | v 6.4.0.1, v 6.4.0.0 | LI79259 | iFix 6.4.0.1-CUMUIFIX-042 |
| Cast Iron Appliance | v 6.3.0.2, v 6.3.0.1, v 6.3.0.0 | LI79259 | iFix 6.3.0.2-CUMUIFIX-023 |
Workarounds and Mitigations
None.
Get Notified about Future Security Bulletins
References
Acknowledgement
None.
Change History
08 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.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
18 November 2019
UID
swg22002522