Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2001-0427

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
18/06/2001
Last modified:
03/04/2025

Description

Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a denial of service via a flood of invalid login requests to (1) the SSL service, or (2) the telnet service, which do not properly disconnect the user after several failed login attempts.

Impact

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

Base Score: 7.10 HIGH
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

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

Base Score 2.0
7.10
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:vpn_3005_concentrator:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools