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             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.1265
Security Bulletin: Vulnerability in RC4 stream cipher affects IBM Security
              Proventia Network Active Bypass (CVE-2015-2808)
                                11 May 2015

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Security Network Active Bypass
Publisher:         IBM
Operating System:  Network Appliance
Impact/Access:     Access Privileged Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-2808  

Reference:         ESB-2015.0961
                   ESB-2015.0960
                   ESB-2015.0958
                   ESB-2015.0956
                   ESB-2015.0955
                   ESB-2015.0954
                   ESB-2015.0953
                   ESB-2015.0950.2
                   ESB-2015.0949.2
                   ESB-2015.0948.2
                   ESB-2015.0947.2
                   ESB-2015.0946.2
                   ESB-2015.0944.2

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21902674

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: Vulnerability in RC4 stream cipher affects IBM Security 
Proventia Network Active Bypass (CVE-2015-2808)

Security Bulletin

Document information

More support for:

IBM Security Network Active Bypass

Software version:

3.0

Operating system(s):

Firmware

Software edition:

All Editions

Reference #:

1902674

Modified date:

2015-05-08

Summary

The RC4 Bar Mitzvah Attack for SSL/TLS affects IBM Security Proventia Network
Active Bypass

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

Products: ABYP-0T-0S-4L-P, ABYP-0T-0S-4L-P-M, ABYP-0T-2S-2L-P, 
ABYP-0T-2S-2L-P-M, ABYP-0T-4S-0L-P, ABYP-0T-4S-0L-P-M, ABYP-10G-2SR-2LR-1-P, 
ABYP-10G-2SR-2LR-1-P-M, ABYP-10G-4LR-1-P, ABYP-10G-4LR-1-P-M, 
ABYP-10G-4SR-1-P, ABYP-10G-4SR-1-P-M, ABYP-2T-0S-2L-P, ABYP-2T-0S-2L-P-M, 
ABYP-2T-1S-1L-P, ABYP-2T-1S-1L-P-M, ABYP-2T-2S-0L-P, ABYP-2T-2S-0L-P-M, 
ABYP-4T-0S-0L-P, ABYP-4T-0S-0L-P-M, ABYP-4TL-P, ABYP-4TL-P-M, ABYP-4TS-P, 
ABYP-4TS-P-M

Firmware Versions:

1G NAB - 2.15-36, 2.16-37, 2.18-43, 3.4-23, 3.9-34, 3.13-41, 3.18-49, 3.25-57

10G NAB - 1.0.1876, 1.0.2919, 0343c3c, 2.11-28, 2.13-34, 2.15-36, 2.18-42, 
3.4-23, 3.9-34, 3.13-41, 3.18-49, 3.25-57

Remediation/Fixes

The following IBM Thread Updates have the fixes for these vulnerabilities:

Product 					Version 			Remediation/First Fix

IBM Security Proventia Network Active Bypass 	1G NAB - 2.15-36, 2.16-37, 
						2.18-43, 3.4-23, 3.9-34, 
						3.13-41, 3.18-49, 3.25-57 	Proventia 1G NAB Update 15 (fw3.29-9)

IBM Security Proventia Network Active Bypass 	10G NAB - 1.0.1876, 1.0.2919, 
						0343c3c, 2.11-28, 2.13-34, 
						2.15-36, 2.18-42, 3.4-23, 
						3.9-34, 3.13-41, 3.18-49,
						3.25-57 			Proventia 10G NAB Update 12 (fw3.29-9)

Workarounds and Mitigations

None

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alerts like this.

References

Complete CVSS Guide

On-line Calculator V2

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

Acknowledgement

None

Change History

May 8, 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

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.

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