Is CVE-2016-1563 actively exploited?

No active exploitation of CVE-2016-1563 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2016-1563 be exploited remotely?

Yes. CVE-2016-1563 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2016-1563?

CVE-2016-1563 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2016-1563

CWE-20Published: April 7, 2016· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

NetApp Clustered Data ONTAP 8.3.1 does not properly verify X.509 certificates from TLS servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

NVD Source

Technical Analysis

CVE-2016-1563 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 full integrity compromise (data manipulation), with a CVSS base score of 6.8.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.