Is CVE-2014-3954 actively exploited?

No active exploitation of CVE-2014-3954 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2014-3954 be exploited remotely?

Yes. CVE-2014-3954 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2014-3954?

CVE-2014-3954 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2014-3954

CRITICAL

CVE-2014-3954

CWE-119Published: October 27, 2014· Updated: Jun 17, 2026

10.0

CVSS v3.1

Official Description

Stack-based buffer overflow in rtsold in FreeBSD 9.1 through 10.1-RC2 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted DNS parameters in a router advertisement message.

NVD Source

Technical Analysis

CVE-2014-3954 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.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.