Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.1C, does…
Priority LOW 35Published · 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 · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.1C, does not properly verify that certificate DN fields match those of the certificate from the VPN Concentrator, which allows remote attackers to conduct man-in-the-middle attacks.
Why it matters now
EPSS 0.00951 61st 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:a:cisco:vpn_client:2.0:*:windows:*:*:*:*:* | 2.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:vpn_client:3.0:*:windows:*:*:*:*:* | 3.0 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:vpn_client:3.1:*:windows:*:*:*:*:* | 3.1 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:vpn_client:3.5.1:*:windows:*:*:*:*:* | 3.5.1 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:vpn_client:2.0:*:windows:*:*:*:*:* Versions 2.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:vpn_client:3.0:*:windows:*:*:*:*:* Versions 3.0 Vulnerable ·Cisco
- cpe:2.3:a:cisco:vpn_client:3.1:*:windows:*:*:*:*:* Versions 3.1 Vulnerable ·Cisco
- cpe:2.3:a:cisco:vpn_client:3.5.1:*:windows:*:*:*:*:* Versions 3.5.1 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2002-1106
- 2026-10-03 Alias added: GHSA-rpjg-66v9-rhx2
References
More Cisco Vpn Client vulnerabilities
- TI-2002-01078 Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.2B, does… CVSS 2.0HIGH 7.5
- TI-2002-01369 Buffer overflow in the vpnclient program for UNIX VPN Client before 3.5.2 allows local… CVSS 2.0HIGH 7.2
- TI-2015-06310 Cisco VPN Client 5.x through 5.0.07.0440 uses weak permissions for vpnclient.ini, which… CVSS 2.0HIGH 7.2
- TI-2006-02587 Unspecified vulnerability in the VPN Client for Windows Graphical User Interface (GUI)… CVSS 2.0HIGH 7.2
- TI-2012-02639 Untrusted search path vulnerability in Cisco VPN Client 5.0 allows local users to gain… CVSS 2.0MEDIUM 6.9
- TI-2011-02339 The Cisco VPN Client 5.0.7.0240 and 5.0.7.0290 on 64-bit Windows platforms uses weak… CVSS 2.0MEDIUM 6.8
Sources
- CVE-2002-1106 · CVE Program
- CVE-2002-1106 · NVD
- FIRST EPSS
- GHSA-rpjg-66v9-rhx2 · 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