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Security Bulletin: TLS padding vulnerability affects TPF Toolkit (CVE-2014-8730)

Created by Igets Administrator on

Security Bulletin


Summary

Transport Layer Security (TLS) padding vulnerability via a POODLE (Padding Oracle On Downgraded Legacy Encryption) like attack affects TPF Toolkit.

Vulnerability Details

CVE-ID: CVE-2014-8730

DESCRIPTION: Product could allow a remote attacker to obtain sensitive information, caused by the failure to check the contents of the padding bytes when using CBC cipher suites of some TLS implementations. A remote user with the ability to conduct a man-in-the-middle attack could exploit this vulnerability via a POODLE (Padding Oracle On Downgraded Legacy Encryption) like attack to decrypt sensitive information and calculate the plaintext of secure connections.

CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/99216 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

Affected Products and Versions

TPF Toolkit 3.6.x, 4.0.x, and 4.2.x

Remediation/Fixes

All current versions of TPF Toolkit ship JREs that are not impacted by this vulnerability. However, TPF Toolkit provides a Remote System Explorer (RSE) daemon that runs on Linux for System z. This daemon relies on the Java that is installed on that system. Ensure that the Java level currently installed on your Linux for System z system is up to date. The minimum level of Java that is required includes the fix for vulnerability CVE-2013-0169.

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

19 December 2014: 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:
02 August 2018

UID

swg21693330

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