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Security Bulletin: TLS Padding Vulnerability affects IBM Domino (CVE-2014-8730, CVE-2014-3566)

Security Bulletin


Summary

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

Vulnerability Details

CVE-ID: CVE-2014-8730

DESCRIPTION: IBM Domino 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.


CVE ID: CVE-2014-3566

DESCRIPTION:
IBM Domino server could allow a remote attacker to obtain sensitive information, caused by a design error when using the SSLv3 protocol. 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) attack to decrypt SSL sessions and access the plaintext of encrypted connections.


Affected Products and Versions

This vulnerability affects the following releases:

  • IBM Domino 9.0.1 Fix Pack 2 Interim Fix 1 & Interim Fix 2
  • IBM Domino 9.0 Interim Fix 6
  • IBM Domino 8.5.3 Fix Pack 6 Interim Fix 4 & Interim Fix 5
  • IBM Domino 8.5.2 Fix Pack 4 Interim Fix 2
  • IBM Domino 8.5.1 Fix Pack 5 Interim Fix 2

Remediation/Fixes

Fixes for this issue are currently available for all platforms. Follow the links below for download information.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Important note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Related information

Acknowledgement

Reported to IBM by Yuhong Bao and Adam Langley.

Change History

Initial Publish - 19 December 2014
System z fixes now available - 07 January 2015
Revised for clarity by adding CVE-2014-3566 from previous instance of POODLE attack - 28 January 2015

*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.

Document information

More support for: IBM Domino
Security

Software version: 8.5.1.5, 8.5.2.4, 8.5.3.6, 9.0, 9.0.1.2

Operating system(s): AIX, IBM i, Linux, Solaris, Windows

Reference #: 1693142

Modified date: 28 January 2015


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