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ibmIBMC7611421A5FF54EB8E63ED1066FA071BD9C040E26C0C170C779049202F0816E4
HistoryJun 17, 2018 - 2:59 p.m.

Security Bulletin: Vulnerability in RC4 stream cipher affects IBM Tivoli Netcool System Service Monitors/Application Service Monitors (CVE-2015-2808)

2018-06-1714:59:41
www.ibm.com
3

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

Summary

The RC4 “Bar Mitzvah” Attack for SSL/TLS affects IBM Tivoli Netcool System Service Monitors/Application Service Monitors.

Vulnerability Details

CVE-ID: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: 5.00
CVSS Temporal Score: 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

SSM 4.0.0 FP1 - FP14 and Interim Fix 14-01 – Interim Fix 14-05
SSM 4.0.1 FP1 – FP2 Interim Fix 01

Remediation/Fixes

Product VRMF APAR Remediation/First Fix
4.0.1.2-TIV-SSM-IF0002 4.0.1.2 None http://www.ibm.com/support/docview.wss?uid=isg400002115
4.0.0.14-TIV-SSM-IF0006 4.0.0.14 None http://www.ibm.com/support/docview.wss?uid=isg400002120

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

None

CPENameOperatorVersion
netcool/system service monitoreq4.0

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

Related for C7611421A5FF54EB8E63ED1066FA071BD9C040E26C0C170C779049202F0816E4