Is CVE-2014-3778 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2014-3778, but active exploitation has not been confirmed.

Can CVE-2014-3778 be exploited remotely?

Yes. CVE-2014-3778 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2014-3778?

CVE-2014-3778 has a CVSS score of 6.8 (MEDIUM).

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MEDIUMPOC

CVE-2014-3778

CWE-352Published: June 19, 2014· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

Multiple cross-site request forgery (CSRF) vulnerabilities in goform/RgDdns in ARRIS (formerly Motorola) SBG901 SURFboard Wireless Cable Modem allow remote attackers to hijack the authentication of administrators for requests that (1) change the dns service via the DdnsService parameter, (2) change the username via the DdnsUserName parameter, (3) change the password via the DdnsPassword parameter, or (4) change the host name via the DdnsHostName parameter.

NVD Source

Technical Analysis

CVE-2014-3778 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2014-3778. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.