Security Bulletin: IBM Stering B2B Integrator is vulnerable to security bypass due to Apache HttpClient (CVE-2020-13956)

Summary

IBM Sterling B2B Integrator has addressed the security vulnerability in Apache HttpClient.

Vulnerability Details

CVEID:CVE-2020-13956
**DESCRIPTION:**Apache HttpClient could allow a remote attacker to bypass security restrictions, caused by the improper handling of malformed authority component in request URIs. By passing request URIs to the library as java.net.URI object, an attacker could exploit this vulnerability to pick the wrong target host for request execution.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189572 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IT39547

| Apply 6.1.0.6, 6.1.1.2 or 6.1.2.1

The version 6.0.3.7, 6.1.0.6, 6.1.1.2 and 6.1.2.1 are available on Fix Central.

The container version of 6.1.2.1 is available in IBM Entitled Registry with following tags.

• cp.icr.io/cp/ibm-b2bi/b2bi:6.1.2.1 for IBM Sterling B2B Integrator
• cp.icr.io/cp/ibm-sfg/sfg:6.1.2.1 for IBM Sterling File Gateway

Workarounds and Mitigations

None