Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.3, allows remote attackers to cause…
Priority LOW 26Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.3, allows remote attackers to cause a denial of service (crash) via a long (1) username or (2) password to the HTML login interface.
Why it matters now
EPSS 0.01657 76th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.a:*:*:*:*:*:*:* | 2.5.2.a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.b:*:*:*:*:*:*:* | 2.5.2.b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.c:*:*:*:*:*:*:* | 2.5.2.c | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.d:*:*:*:*:*:*:* | 2.5.2.d | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.f:*:*:*:*:*:*:* | 2.5.2.f | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0\(rel\):*:*:*:*:*:*:* | 3.0(rel) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.3.a:*:*:*:*:*:*:* | 3.0.3.a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.3.b:*:*:*:*:*:*:* | 3.0.3.b | Vulnerable | Cisco |
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.a:*:*:*:*:*:*:* Versions 2.5.2.a Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.b:*:*:*:*:*:*:* Versions 2.5.2.b Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.c:*:*:*:*:*:*:* Versions 2.5.2.c Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.d:*:*:*:*:*:*:* Versions 2.5.2.d Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:2.5.2.f:*:*:*:*:*:*:* Versions 2.5.2.f Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0\(rel\):*:*:*:*:*:*:* Versions 3.0(rel) Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.3.a:*:*:*:*:*:*:* Versions 3.0.3.a Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.3.b:*:*:*:*:*:*:* Versions 3.0.3.b Vulnerable ·Cisco
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.4:*:*:*:*:*:*:* | 3.0.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1:*:*:*:*:*:*:* | 3.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1\(rel\):*:*:*:*:*:*:* | 3.1(rel) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.1:*:*:*:*:*:*:* | 3.1.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.2:*:*:*:*:*:*:* | 3.1.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.4:*:*:*:*:*:*:* | 3.1.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5\(rel\):*:*:*:*:*:*:* | 3.5(rel) | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.1:*:*:*:*:*:*:* | 3.5.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.2:*:*:*:*:*:*:* | 3.5.2 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:vpn_3002_hardware_client:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.0.4:*:*:*:*:*:*:* Versions 3.0.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1\(rel\):*:*:*:*:*:*:* Versions 3.1(rel) Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.1:*:*:*:*:*:*:* Versions 3.1.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.2:*:*:*:*:*:*:* Versions 3.1.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.1.4:*:*:*:*:*:*:* Versions 3.1.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5\(rel\):*:*:*:*:*:*:* Versions 3.5(rel) Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.1:*:*:*:*:*:*:* Versions 3.5.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.2:*:*:*:*:*:*:* Versions 3.5.2 Vulnerable ·Cisco
- cpe:2.3:a:cisco:vpn_3002_hardware_client:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-1100
- 2026-10-03 Alias added: GHSA-pp3g-38jh-jv6j
References
More Cisco Vpn 3000 Concentrator Series Software vulnerabilities
- TI-2006-00469 Cisco VPN 3000 series concentrators running software 4.7.0 through 4.7.2.A allow remote… CVSS 2.0HIGH 7.8
- TI-2005-04242 The Downloadable RADIUS ACLs feature in Cisco PIX and VPN 3000 concentrators, when… CVSS 2.0HIGH 7.5
- TI-2006-04166 Multiple unspecified vulnerabilities in Cisco VPN 3000 series concentrators before 4.1… CVSS 2.0MEDIUM 5.0
- TI-2003-00239 Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through… CVSS 2.0HIGH 7.5
- TI-2002-01069 Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.3, adds an "HTTPS on Public Inbound… CVSS 2.0HIGH 7.5
- TI-2002-01067 Cisco VPN 3000 Concentrator 2.2.x, and 3.x before 3.5.1, allows restricted administrators… CVSS 2.0HIGH 7.5
Sources
- CVE-2002-1100 · CVE Program
- CVE-2002-1100 · NVD
- FIRST EPSS
- GHSA-pp3g-38jh-jv6j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences