Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a…
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 series concentrators before 2.5.2(F) allow remote attackers to cause a denial of service via an IP packet with an invalid IP option.
Why it matters now
EPSS 0.01675 77th 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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| 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.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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2001-0428
- 2026-10-03 Alias added: GHSA-7rhx-wr6q-grrc
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-2001-0428 · CVE Program
- CVE-2001-0428 · NVD
- FIRST EPSS
- GHSA-7rhx-wr6q-grrc · GitHub Advisory Database · CC BY 4.0
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