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CVE-2014-9754 Viprinet CVE debrief

CVE-2014-9754 is a medium-severity issue in the hardware VPN client for Viprinet MultichannelVPN Router 300 firmware 2013070830 and 2013080900. The client may begin the VPN exchange without validating the remote endpoint’s SSL key, which can allow a man-in-the-middle attack against the VPN setup.

Vendor
Viprinet
Product
CVE-2014-9754
CVSS
MEDIUM 5.9
CISA KEV
Not listed in stored evidence
Original CVE published
2017-01-20
Original CVE updated
2026-05-13
Advisory published
2017-01-20
Advisory updated
2026-05-13

Who should care

Organizations using Viprinet MultichannelVPN Router 300 appliances with the affected firmware versions should care most, especially if the devices are used to establish trusted remote access or site-to-site VPN links. Security teams responsible for VPN trust validation and device firmware hygiene should review exposure.

Technical summary

The vulnerability is an endpoint-identity validation failure in the hardware VPN client. According to the CVE description, the client does not check the remote VPN endpoint’s SSL key before initiating the exchange. That weakness can let an attacker position themselves between peers and interfere with the VPN negotiation or traffic path. NVD maps the issue to CWE-20 and lists vulnerable firmware CPEs for versions 2013070830 and 2013080900.

Defensive priority

Medium. The issue affects trust establishment rather than requiring direct code execution, but it can undermine VPN confidentiality and integrity if an attacker can interpose on the connection path. Prioritize it where the appliance is used for sensitive remote connectivity.

Recommended defensive actions

  • Confirm whether any Viprinet MultichannelVPN Router 300 devices run firmware 2013070830 or 2013080900.
  • Check vendor guidance and third-party advisories for an updated firmware release or other remediation for the affected VPN client.
  • Review VPN endpoint validation settings and confirm the device validates the expected remote SSL key or equivalent identity material before trust is established.
  • If remediation is not immediately available, reduce exposure by limiting where the VPN endpoint can be reached from and by monitoring for unexpected endpoint changes or connection anomalies.
  • Treat any VPN session established without endpoint identity verification as untrusted until the device is remediated.

Evidence notes

The CVE description states that the hardware VPN client does not validate the remote VPN endpoint identity through SSL key checking before starting the exchange. NVD lists affected firmware versions 2013070830 and 2013080900 and classifies the weakness as CWE-20. The supplied references point to third-party advisories and historical discussion threads; no vendor advisory text was included in the source corpus.

Official resources

CVE publishedAt is 2017-01-20T15:59:00.193Z and NVD modifiedAt is 2026-05-13T00:24:29.033Z. No KEV entry was provided for this CVE in the supplied data. Use the published date as the issue disclosure date, not the later modification date.