Is CVE-2012-0406 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2012-0406, but active exploitation has not been confirmed.

Can CVE-2012-0406 be exploited remotely?

Yes. CVE-2012-0406 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2012-0406?

CVE-2012-0406 has a CVSS score of 7.8 (HIGH).

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HIGHPOC

CVE-2012-0406

CWE-264Published: April 20, 2012· Updated: Jun 16, 2026

7.8

CVSS v3.1

Official Description

The DPA_Utilities.cProcessAuthenticationData function in EMC Data Protection Advisor (DPA) 5.5 through 5.8 SP1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an AUTHENTICATECONNECTION command that (1) lacks a password field or (2) has an empty password.

NVD Source

Technical Analysis

CVE-2012-0406 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-2012-0406. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.