Direct links to fixes
APAR status
Closed as program error.
Error description
Using specific IBM Sterling B2B Integrator .js and .jsp scripts, it may be possible to escalate user privileges and gain administrative permissions over the web application. It is possible to gather sensitive information about the web application such as usernames, passwords, machine name and/or sensitive file locations.
Local fix
STRRTC - 526361 SB/SB Circumvention: 1. Modify <Install_dir>/noapp/etc/webdefault.xml.in as follows. Replace the following content at the end of file <security-constraint> <web-resource-collection> <web-resource-name>Disable TRACE</web-resource-name> <url-pattern>/*</url-pattern> <http-method>TRACE</http-method> </web-resource-collection> <auth-constraint/> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Disable MOVE</web-resource-name> <url-pattern>/*</url-pattern> <http-method>MOVE</http-method> </web-resource-collection> <auth-constraint/> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Disable MOVE</web-resource-name> <url-pattern>/*</url-pattern> <http-method>MOVE</http-method> </web-resource-collection> <auth-constraint/> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Disable DELETE</web-resource-name> <url-pattern>/*</url-pattern> <http-method>DELETE</http-method> </web-resource-collection> <auth-constraint/> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Disable OPTIONS</web-resource-name> <url-pattern>/*</url-pattern> <http-method>OPTIONS</http-method> </web-resource-collection> <auth-constraint/> </security-constraint> with the following content. <security-constraint> <web-resource-collection> <web-resource-name>Allowed methods</web-resource-name> <url-pattern>/*</url-pattern> <http-method>GET</http-method> <http-method>POST</http-method> <http-method>HEADER</http-method> </web-resource-collection> </security-constraint> <security-constraint> <web-resource-collection> <web-resource-name>Restricted methods</web-resource-name> <url-pattern>/*</url-pattern> </web-resource-collection> <auth-constraint /> </security-constraint> 2. Change directory to <B2Bi Install_dir>/bin and run setupfiles.sh 3. Restart B2Bi
Problem summary
Users Affected: All Problem Description: Authentication Bypass Using HTTP Verb Tampering. Platforms Affected: All
Problem conclusion
Resolution Summary: A code fix is provided. Delivered In: 5020603_2 5020500_16 5020601_8
Temporary fix
Comments
APAR Information
APAR number
IT18965
Reported component name
STR B2B INTEGRA
Reported component ID
5725D0600
Reported release
526
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2017-01-24
Closed date
2017-06-02
Last modified date
2017-08-04
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
STR B2B INTEGRA
Fixed component ID
5725D0600
Applicable component levels
R526 PSY
UP
[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SS3JSW","label":"IBM Sterling B2B Integrator"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"5.2.6","Edition":"","Line of Business":{"code":"LOB02","label":"AI Applications"}}]
Document Information
Modified date:
04 August 2017