VULNERABILITY INTELLIGENCE

CVE-2001-0427

CVSS score7.1 HIGH
EPSS probability2.52%
CISA KEVNot currently listed
Published2001-06-18
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:C

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.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references