CVE-2001-0427

N/A Unknown
Published: June 18, 2001 Modified: April 16, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.cisco.com/warp/public/707/vpn3k-telnet-vuln-pub.shtml
Source: cve@mitre.org
Patch Vendor Advisory
http://www.osvdb.org/5643
Source: cve@mitre.org
https://exchange.xforce.ibmcloud.com/vulnerabilities/6298
Source: cve@mitre.org
http://www.cisco.com/warp/public/707/vpn3k-telnet-vuln-pub.shtml
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.osvdb.org/5643
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/6298
Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
0.9%
75th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

cisco

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