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CVE-2011-3140 IBM Web Application Firewall, as used on the G400 IPS-G400-IB-1 and GX4004 IPS-GX4004-IB-2 appliances with update 31.030, does not properly handle query strings with multiple instances of the same par...

MediumCVSS 5.0 EPSS 2.2%
Published
Updated
Exploit status
No public exploit known

Description

IBM Web Application Firewall, as used on the G400 IPS-G400-IB-1 and GX4004 IPS-GX4004-IB-2 appliances with update 31.030, does not properly handle query strings with multiple instances of the same parameter, which allows remote attackers to bypass intended intrusion prevention by dividing a dangerous parameter value into substrings, as demonstrated by a SQL statement that is split across multiple iid parameters and then sent to a .aspx file on an IIS web server.

Affected products

ProductAffected versionsFixed in
ibm web application firewall All versions No fix listed
ibm g400 ips-g400-ib-1 appliance = 31.030 No fix listed
ibm gx4004 ips-gx4004-ib-2 appliance = 31.030 No fix listed

References