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CVE

CVE-2001-0427

Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a denial of service via a flood of i

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.

HIGH · CVSS 7.1 EPSS 0.00855
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

6
cisco vpn 3000 concentratorall versions
cisco vpn 3005 concentratorall versions
cisco vpn 3015 concentratorall versions
cisco vpn 3030 concentatorall versions
cisco vpn 3060 concentratorall versions
cisco vpn 3080 concentratorall versions
▣

Scoring & Timeline

7.1
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:N/I:N/A:C
Published to NVD18 Jun 2001 · 04:00 AM
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.cisco.com/warp/public/707/vpn3k-telnet-vuln-pub.shtmlPatchVendor Advisory
http://www.osvdb.org/5643
https://exchange.xforce.ibmcloud.com/vulnerabilities/6298
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