CVE-2001-0669

Various Intrusion Detection Systems (IDS) including (1) Cisco Secure Intrusion Detection System, (2) Cisco Catalyst 6000 Intrusion Detection System Module, (3) Dragon Sensor 4.x, (4) Snort before 1.8.1, (5) ISS RealSecure Network Sensor 5.x and 6.x before XPU 3.2, and (6) ISS RealSecure Server Sensor 5.5 and 6.0 for Windows, allow remote attackers to evade detection of HTTP attacks via non-standard "%u" Unicode encoding of ASCII characters in the requested URL.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:cisco:catalyst_6000_intrusion_detection_system_module:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_intrusion_detection_system:*:*:*:*:*:*:*:*
cpe:2.3:a:iss:realsecure_network_sensor:5.x:*:*:*:*:*:*:*
cpe:2.3:a:iss:realsecure_network_sensor:6.x:*:*:*:*:*:*:*
cpe:2.3:a:iss:realsecure_server_sensor:5.5:*:*:*:*:*:*:*
cpe:2.3:a:iss:realsecure_server_sensor:6.0:*:*:*:*:*:*:*
cpe:2.3:a:snort:snort:1.8.1:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:h:enterasys:dragon:4.x:*:*:*:*:*:*:*

History

03 Apr 2025, 01:03

Type Values Removed Values Added
References () http://marc.info/?l=bugtraq&m=99972950200602&w=2 - () http://marc.info/?l=bugtraq&m=99972950200602&w=2 -
References () http://www.cisco.com/warp/public/707/cisco-intrusion-detection-obfuscation-vuln-pub.shtml - Patch, Vendor Advisory () http://www.cisco.com/warp/public/707/cisco-intrusion-detection-obfuscation-vuln-pub.shtml - Patch, Vendor Advisory
References () http://www.kb.cert.org/vuls/id/548515 - US Government Resource () http://www.kb.cert.org/vuls/id/548515 - US Government Resource
References () http://www.securityfocus.com/bid/3292 - () http://www.securityfocus.com/bid/3292 -
References () http://xforce.iss.net/alerts/advise95.php - Patch, Vendor Advisory () http://xforce.iss.net/alerts/advise95.php - Patch, Vendor Advisory

Information

Published : 2001-10-30 05:00

Updated : 2025-04-03 01:03


NVD link : CVE-2001-0669

Mitre link : CVE-2001-0669

CVE.ORG link : CVE-2001-0669


JSON object : View

Products Affected

snort

  • snort

iss

  • realsecure_network_sensor
  • realsecure_server_sensor

cisco

  • secure_intrusion_detection_system
  • catalyst_6000_intrusion_detection_system_module

enterasys

  • dragon