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Security Bulletin: A vulnerability in Libxml affects IBM Security Network Protection (CVE-2015-1819)

Security Bulletin


Summary

The Libxml library is a development toolbox providing the implementation of various XML standards. A security vulnerability has been discovered in Libxml used with IBM Security Network Protection.

Vulnerability Details

CVEID: CVE-2015-1819
DESCRIPTION:
Libxml is vulnerable to a denial of service, caused by an XML External Entity Injection (XXE) error in the xmlreader when processing XML data. A remote attacker could exploit this vulnerability to consume all available memory resources.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107272 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM Security Network Protection 5.2
IBM Security Network Protection 5.3

Remediation/Fixes

Product

VRMFRemediation/First Fix
IBM Security Network Protection Firmware version 5.2Download 5.2.0.0-ISS-XGS-All-Models-Hotfix-FP0013 from IBM Fix Central and upload and install via the Fix Packs page of the Local Management Interface.
IBM Security Network ProtectionFirmware version 5.3Download Firmware 5.3.1.6 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 5.3Install Firmware 5.3.2 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

01 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

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:
16 June 2018

UID

swg21969664