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Security Bulletin: IBM Security Network Intrusion Prevention System is affected by krb5 vulnerabilities (CVE-2014-4341, CVE-2013-1418 )

Security Bulletin


Summary

Security vulnerabilities have been discovered in krb5 used with IBM Security Intrusion Prevention System.

Vulnerability Details

CVEID: CVE-2014-4341
DESCRIPTION:
MIT Kerberos is vulnerable to a denial of service, caused by a NULL pointer dereference. By injecting invalid tokens into a GSSAPI application session, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/94904 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVEID: CVE-2013-1418
DESCRIPTION:
MIT Kerberos is vulnerable to a denial of service, caused by a NULL pointer dereference in the setup_server_realm() function. If a KDC serves multiple realms, a remote attacker could exploit this vulnerability to cause KDC to crash.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/88565 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

Affected Products and Versions

Products: GX3002, GX4002, GX4004, GX4004-v2, GX5008, GX5008-v2, GX5108, GX5108-v2, GX5208, GX5208-v2, GX6116, GX7412, GX7412-10, GX7412-05, GX7800, GV200, GV1000

Firmware versions 4.6.2, 4.6.1, 4.6, 4.5, 4.4, and 4.3

Remediation/Fixes

Product VRMF Remediation/First Fix
IBM Security Network Intrusion Prevention System Firmware version 4.6.2 4.6.2.0-ISS-ProvG-AllModels-System-FP0011
IBM Security Network Intrusion Prevention System Firmware version 4.6.1 4.6.1.0-ISS-ProvG-AllModels-System-FP0015
IBM Security Network Intrusion Prevention System Firmware version 4.6 4.6.0.0-ISS-ProvG-AllModels-System-FP0013
IBM Security Network Intrusion Prevention System Firmware version 4.5 4.5.0.0-ISS-ProvG-AllModels-System-FP0015
IBM Security Network Intrusion Prevention System Firmware version 4.4 4.4.0.0-ISS-ProvG-AllModels-System-FP0015
IBM Security Network Intrusion Prevention System Firmware version 4.3 4.3.0.0-ISS-ProvG-AllModels-System-FP0013

Workarounds and Mitigations

None

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References

Related information

Change History

7 November 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.

Document information

More support for: IBM Security Network Intrusion Prevention System

Software version: 4.3, 4.4, 4.5, 4.6, 4.6.1, 4.6.2

Operating system(s): Firmware

Reference #: 1970321

Modified date: 10 December 2015