SB2018030707 - Security restrictions bypass in IBM Security Access Manager 



SB2018030707 - Security restrictions bypass in IBM Security Access Manager

Published: March 7, 2018

Security Bulletin ID SB2018030707
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) XXE attack (CVE-ID: CVE-2018-1443)

The vulnerability allows a remote authenticated attacker to perform XXE attack and bypass security restrictions.

The vulnerability exists in SAML-based single sign-on (SSO) systems due to improper handling of XML External Entity (XXE) entries when parsing an XML file. A remote attacker can trick SAML systems into authenticating as a different user without knowledge of the victim users password and bypass security restrictions to perform further attacks.

Remediation

Install update from vendor's website.