Is CVE-2017-9962 actively exploited?

No active exploitation of CVE-2017-9962 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2017-9962 be exploited remotely?

Yes. CVE-2017-9962 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2017-9962?

CVE-2017-9962 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2017-9962

CWE-119Published: September 26, 2017· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

Schneider Electric's ClearSCADA versions released prior to August 2017 are susceptible to a memory allocation vulnerability, whereby malformed requests can be sent to ClearSCADA client applications to cause unexpected behavior. Client applications affected include ViewX and the Server Icon.

NVD Source

Technical Analysis

CVE-2017-9962 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

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