Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid…
Priority LOW 27Published · 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
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname.
Why it matters now
EPSS 0.02342 83rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 44
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:vpn_3020_concentrator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| 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:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:vpn_3020_concentrator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:* Versions all versions 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
Show 34 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| 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:3.0.3.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:3.0.4:*:*:*:*:*:*:* | 3.0.4 | 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:o:cisco:vpn_3000_concentrator_series_software:3.5.3:*:*:*:*:*:*:* | 3.5.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.4:*:*:*:*:*:*:* | 3.5.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.5:*:*:*:*:*:*:* | 3.5.5 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.1:*:*:*:*:*:*:* | 3.6.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.3:*:*:*:*:*:*:* | 3.6.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.5:*:*:*:*:*:*:* | 3.6.5 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7:*:*:*:*:*:*:* | 3.6.7 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.a:*:*:*:*:*:*:* | 3.6.7.a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.b:*:*:*:*:*:*:* | 3.6.7.b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.c:*:*:*:*:*:*:* | 3.6.7.c | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.d:*:*:*:*:*:*:* | 3.6.7.d | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.f:*:*:*:*:*:*:* | 3.6.7.f | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7d:*:*:*:*:*:*:* | 3.6.7d | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.1:*:*:*:*:*:*:* | 4.0.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.5.b:*:*:*:*:*:*:* | 4.0.5.b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.5.b:*:*:*:*:*:*:* | 4.1.5.b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.a:*:*:*:*:*:*:* | 4.1.7.a | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.b:*:*:*:*:*:*:* | 4.1.7.b | Vulnerable | Cisco |
| cpe:2.3:o:cisco:vpn_3005_concentrator_software:4.0.1:*:*:*:*:*:*:* | 4.0.1 | 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:3.0.3.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
- 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\(rel\):*:*:*:*:*:*:* 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:o:cisco:vpn_3000_concentrator_series_software:3.5.3:*:*:*:*:*:*:* Versions 3.5.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.4:*:*:*:*:*:*:* Versions 3.5.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.5.5:*:*:*:*:*:*:* Versions 3.5.5 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.1:*:*:*:*:*:*:* Versions 3.6.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.3:*:*:*:*:*:*:* Versions 3.6.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.5:*:*:*:*:*:*:* Versions 3.6.5 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7:*:*:*:*:*:*:* Versions 3.6.7 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.a:*:*:*:*:*:*:* Versions 3.6.7.a Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.b:*:*:*:*:*:*:* Versions 3.6.7.b Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.c:*:*:*:*:*:*:* Versions 3.6.7.c Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.d:*:*:*:*:*:*:* Versions 3.6.7.d Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7.f:*:*:*:*:*:*:* Versions 3.6.7.f Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:3.6.7d:*:*:*:*:*:*:* Versions 3.6.7d Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.1:*:*:*:*:*:*:* Versions 4.0.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.0.5.b:*:*:*:*:*:*:* Versions 4.0.5.b Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.5.b:*:*:*:*:*:*:* Versions 4.1.5.b Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.a:*:*:*:*:*:*:* Versions 4.1.7.a Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3000_concentrator_series_software:4.1.7.b:*:*:*:*:*:*:* Versions 4.1.7.b Vulnerable ·Cisco
- cpe:2.3:o:cisco:vpn_3005_concentrator_software:4.0.1:*:*:*:*:*:*:* Versions 4.0.1 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-2025
- 2026-10-03 Alias added: GHSA-m3gf-gx72-56g4
References
More Cisco Vpn 3000 Concentrator vulnerabilities
- TI-2001-00420 Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a… CVSS 2.0HIGH 7.1
- TI-2010-04087 The remote-access IPSec VPN implementation on Cisco Adaptive Security Appliances (ASA)… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2005-2025 · CVE Program
- CVE-2005-2025 · NVD
- FIRST EPSS
- GHSA-m3gf-gx72-56g4 · 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