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Security Bulletin: Vulnerability in RC4 stream cipher affects IBM Content Collector and IBM CommonStore for Lotus Domino (CVE-2015-2808)

Security Bulletin


Summary

The RC4 "Bar Mitzvah Attack" for SSL/TLS affects IBM Content Collector and IBM CommonStore for Lotus Domino.

Vulnerability Details

CVEID: CVE-2015-2808
DESCRIPTION:
The RC4 algorithm, as used in the TLS protocol and SSL protocol, could allow a remote attacker to obtain sensitive information. An attacker could exploit this vulnerability to remotely expose account credentials without requiring an active man-in-the-middle session. Successful exploitation could allow an attacker to retrieve credit card data or other sensitive information. This vulnerability is commonly referred to as "Bar Mitzvah Attack".
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101851 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)

Affected Products and Versions

IBM Content Collector 2.1 - 4.0.1
IBM CommonStore for Lotus Domino 8.4

Remediation/Fixes

Product

VRMFRemediation/First Fix
IBM Content Collector2.1.0 - 2.1.1
  1. Apply Interim Fix 4.0.1.0-IBM-ICC-IF002, available from Fix Central
  2. Follow the guidance in Security Bulletin: Vulnerability in RC4 stream cipher affects WebSphere Application Server (CVE-2015-2808) for IBM WebSphere Application Server 6.1
IBM Content Collector2.2.0
  1. Apply Interim Fix 4.0.1.0-IBM-ICC-IF002, available from Fix Central.
  2. Follow the guidance in Security Bulletin: Vulnerability in RC4 stream cipher affects WebSphere Application Server (CVE-2015-2808) for IBM WebSphere Application Server 7.0.0.35.
IBM Content Collector
on Windows 32-bit operating system
3.0.0 - 4.0.1
  1. Apply Interim Fix 4.0.1.0-IBM-ICC-IF002, available from Fix Central.
  2. Review the instructions in Interim Fix 4.0.1.0-IBM-ICC-IF003, available from Fix Central.
  3. Follow the guidance in Security Bulletin: Vulnerability in RC4 stream cipher affects WebSphere Application Server (CVE-2015-2808) for IBM WebSphere Application Server 8.0.
IBM Content Collector
on Windows 64-bit operating system
3.0.0 - 4.0.1
  1. Apply Interim Fix 4.0.1.0-IBM-ICC-IF002, available from Fix Central.
  2. Apply Interim Fix 4.0.1.0-IBM-ICC-IF003, available from Fix Central.
  3. Follow the guidance in Security Bulletin: Vulnerability in RC4 stream cipher affects WebSphere Application Server (CVE-2015-2808) for IBM WebSphere Application Server 8.0.0.10.
CommonStore for Lotus Domino8.4.0Apply Interim Fix 4.0.1.0-IBM-ICC-IF002, available from Fix Central.
No further update is required.

You should verify applying this fix does not cause any compatibility issues. The fix disables RC4 stream cipher by default. If you change this setting you will expose yourself to the attack described above. IBM recommends that you review your entire environment to identify other areas where you have enabled the RC4 stream cipher and take appropriate mitigation and remediation actions.

Workarounds and Mitigations

Use WebSphere Application Server admin console to disable RC4 stream cipher.

You should verify applying this configuration change does not cause any compatibility issues. Not disabling the RC4 stream cipher will expose yourself to the attack described above. IBM recommends that you review your entire environment to identify other areas where you have enabled the RC4 stream cipher and take appropriate mitigation and remediation actions.

Get Notified about Future Security Bulletins

References

Off

Change History

23 April 2015: 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:
17 June 2018

UID

swg21882844