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Security Bulletin: A vulnerability in Expat XML parser affects IBM Security Network Protection (CVE-2016-0718)

Security Bulletin


Summary

A security vulnerability has been discovered in Expat XML parser, which is used by IBM Security Network Protection.

Vulnerability Details

CVEID: CVE-2016-0718
DESCRIPTION:
Expat is vulnerable to a buffer overflow, caused by improper bounds checking when processing malformed XML data. By using the Expat library, a remote attacker could overflow a buffer and execute arbitrary code on the system with the privileges of the victim or cause the application to crash.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113408 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM Security Network Protection 5.3.1
IBM Security Network Protection 5.3.2
IBM Security Network Protection 5.3.3

Remediation/Fixes

Product

VRMFRemediation/First Fix
IBM Security Network ProtectionFirmware version 5.3.1Download Firmware 5.3.1.12 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.
IBM Security Network ProtectionFirmware version 5.3.2Install Firmware 5.3.2.6 from IBM Security License Key and Download Center and upload and install via the Available Updates page of the Local Management Interface.
IBM Security Network ProtectionFirmware version 5.3.3Install Firmware 5.3.3.2 from the Available Updates page of the Local Management Interface, or by performing a One Time Scheduled Installation from SiteProtector.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

23 January 2017: 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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Document Information

Modified date:
16 June 2018

UID

swg21995440