Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2007-2688

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/05/2007
Last modified:
09/04/2025

Description

The Cisco Intrusion Prevention System (IPS) and IOS with Firewall/IPS Feature Set do not properly handle certain full-width and half-width Unicode character encodings, which might allow remote attackers to evade detection of HTTP traffic.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:ips_sensor_software:4.0:*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.0\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.0\(2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.0\(6\)p1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1c\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1d\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(1e\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ips_sensor_software:5.1\(p1\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:10.0:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:11.1cc:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:11.3:*:*:*:*:*:*:*
cpe:2.3:o:cisco:ios:12.0:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools