CVE-2001-0669
Summary
| CVE | CVE-2001-0669 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2001-10-30 05:00:00 UTC |
| Updated | 2016-10-18 02:11:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: NVD-CWE-Other
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Cisco | Catalyst 6000 Intrusion Detection System Module | All | All | All | All |
| Application | Cisco | Catalyst 6000 Intrusion Detection System Module | All | All | All | All |
| Application | Cisco | Secure Intrusion Detection System | All | All | All | All |
| Application | Cisco | Secure Intrusion Detection System | All | All | All | All |
| Hardware | Enterasys | Dragon | 4.x | All | All | All |
| Hardware | Enterasys | Dragon | 4.x | All | All | All |
| Application | Iss | Realsecure Network Sensor | 5.x | All | All | All |
| Application | Iss | Realsecure Network Sensor | 6.x | All | All | All |
| Application | Iss | Realsecure Network Sensor | 5.x | All | All | All |
| Application | Iss | Realsecure Network Sensor | 6.x | All | All | All |
| Application | Iss | Realsecure Server Sensor | 5.5 | All | All | All |
| Application | Iss | Realsecure Server Sensor | 6.0 | All | All | All |
| Application | Iss | Realsecure Server Sensor | 5.5 | All | All | All |
| Application | Iss | Realsecure Server Sensor | 6.0 | All | All | All |
| Application | Snort | Snort | 1.8.1 | All | All | All |
| Application | Snort | Snort | 1.8.1 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 20010905 %u encoding IDS bypass vulnerability | BUGTRAQ | marc.info | |
| CERT/CC Vulnerability Note VU#548515 | CERT-VN | www.kb.cert.org | US Government Resource |
| 20010905 Multiple Vendor IDS Unicode Bypass Vulnerability | ISS | xforce.iss.net | Patch, Vendor Advisory |
| Cisco Secure Intrusion Detection System Signature Obfuscation vulnerability | CISCO | www.cisco.com | Patch, Vendor Advisory |
| Multiple IDS Vendor Encoded IIS Attack Detection Evasion Vulnerability | BID | www.securityfocus.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.