CVE:CVE-2001-0669
CNNVD:CNNVD-200110-136
含Windows的(1)Cisco Secure Intrusion Detection System，(2)Cisco Catalyst 6000 Intrusion Detection System Module，(3)Dragon Sensor 4.x版本，(4)Snort 1.8.1之前版本，(5)ISS RealSecure Network Sensor 5.x版本和6.x版本 XPU 3.2之前版本，以及(6)ISS RealSecure Server Sensor 5.5版本和6.0版本的各种的Intrusion Detection Systems (IDS)存在漏洞。远程攻击者可以借助要求的URL中ASCII字符的不标准"%u" Unicode编码逃避HTTP的侦查。
solution:Upgrade cisco catalyst_6000_intrusion_detection_system_module to a higher version than *; Upgrade cisco secure_intrusion_detection_system to a higher version than *; Upgrade iss realsecure_network_sensor to a higher version than 5.x,6.x,and avoid the version 5.x,6.x; Upgrade iss realsecure_server_sensor to a higher version than 5.5,6.0,and avoid the version 5.5,6.0; Upgrade snort snort to a higher version than 1.8.1,and avoid the version 1.8.1; Upgrade enterasys dragon to a higher version than 4.x,and avoid the version 4.x