CVE-2002-1101
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to...
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.
Exploit likelihood
What each source reports
NVD Score used
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.
- Record
CVE-2002-1101- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE ListNo score
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.
- Record
CVE-2002-1101- Updated
- 2026-11-02
EUVDEUVD-2002-1089No score
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.
- Record
EUVD-2002-1089- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3mpp-xh9p-vf59No score
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to...
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via a long user name.
- Record
GHSA-3mpp-xh9p-vf59- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Cisco VPN 3000 Series Concentrator Client - Authentication Denial of Service | 2002-09-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2002-1101 is a medium vulnerability (CVSS 5.0) in Cisco Vpn 3000 Concentrator Series Software, published September 10, 2002. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.38%, the 88th percentile. No source names a fixed version.