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Vulnerability Details : CVE-2002-1106

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.
Publish Date : 2002-10-04 Last Update Date : 2008-09-05
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access User
Vulnerability Type(s)
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2002-1106

# Product Type Vendor Product Version Update Edition Language
1 Application Cisco Vpn Client 2.0 Windows Version Details Vulnerabilities
2 Application Cisco Vpn Client 3.0 Windows Version Details Vulnerabilities
3 Application Cisco Vpn Client 3.1 Windows Version Details Vulnerabilities
4 Application Cisco Vpn Client 3.5.1 Windows Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Cisco Vpn Client 4

- References For CVE-2002-1106
CISCO 20020905 Cisco VPN Client Multiple Vulnerabilities - Second Set
XF cisco-vpn-certificate-mitm(10045)
BID 5652 Cisco VPN Client Distinguished Name Validation Vulnerability Release Date:2002-09-05

- Metasploit Modules Related To CVE-2002-1106

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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