IBM Support

Security Bulletin: A libxml vulnerability affects IBM Security Access Manager for Web (CVE-2015-1819)

Created by Ann-Louise Bolger on
Published URL:
https://www.ibm.com/support/pages/node/539043
539043

Security Bulletin


Summary

IBM Security Access Manager for Web is affected by a denial of service vulnerability in libxml2.

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: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM Security Access Manager for Web 7.0 appliances, all firmware versions
IBM Security Access Manager for Web 8.0 appliances, all firmware versions
IBM Security Access Manager 9.0 appliances, all firmware versions

Remediation/Fixes

The table below provides links to patches for all affected versions. Follow the installation instructions in the README file included with the patch.

ProductVRMFAPARRemediation
IBM Security Access Manager for Web7.0 - 7.0.0.20 (appliances)IV809861. Apply Interim Fix 21:
7.0.0-ISS-WGA-IF0021
IBM Security Access Manager for Web8.0 - 8.0.1.3IV809711. For 8.0-8.0.1.2 environments, upgrade to 8.0.1.3:
8.0.1-ISS-WGA-FP0003
2. Apply 8.0.1.3 Interim Fix 4:8.0.1.3-ISS-WGA-IF0004
IBM Security Access Manager9.0 - 9.0.0.1IV809711. For 9.0 environments, upgrade to 9.0.0.1:
9.0.0-ISS-ISAM-FP0001
2. Apply 9.0.0.1 Interim Fix 1:
9.0.0.1-ISS-ISAM-IF0001

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

February 1, 2016: 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

swg21974737

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