Is CVE-2019-13203 actively exploited?

No active exploitation of CVE-2019-13203 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-13203 be exploited remotely?

Yes. CVE-2019-13203 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-13203?

CVE-2019-13203 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2019-13203

CWE-190Published: March 13, 2020· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Some Kyocera printers (such as the ECOSYS M5526cdw 2R7_2000.001.701) were affected by an integer overflow vulnerability in the arg3 parameter of several functionalities of the web application that would allow an authenticated attacker to perform a Denial of Service attack, crashing the device, or potentially execute arbitrary code on the device.

NVD Source

Technical Analysis

CVE-2019-13203 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.