CVE-2004-2621

Published: Dec 4, 2005Updated: Apr 16, 2026 Sources: CVE List NVDNVD-CWE-Other

4.0MEDIUM

NVD MITRE

Description

Nortel Contivity VPN Client 2.1.7, 3.00, 3.01, 4.91, and 5.01, when opening a VPN tunnel, does not check the gateway certificate until after a dialog box has been displayed to the user, which creates a race condition that allows remote attackers to perform a man-in-the-middle (MITM) attack.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:HAccess Complexity

High

Au:NAuthentication

None

Impact

C:PConfidentiality

Partial

I:PIntegrity

Partial

A:NAvailability

None

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Weaknesses

NVD-CWE-Other

Affected Products

nortel

commercial·CAaka business communications manager, mobile voice client 2050, contivity

contivityOn-premNetwork Device

Networking Infrastructure / vpn-gateway

and 1 more affected products View all →

Exploitability

Official Patch Available

References

http://secunia.com/advisories/12881

secunia.com

http://securitytracker.com/id?1011846

securitytracker.com

http://www.osvdb.org/11002

osvdb.org

and 3 more references View all →

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