Is CVE-2019-6535 actively exploited?

No active exploitation of CVE-2019-6535 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-6535 be exploited remotely?

Yes. CVE-2019-6535 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-6535?

CVE-2019-6535 has a CVSS score of 7.5 (HIGH).

HOME VULNERABILITIESCVE-2019-6535

HIGH

CVE-2019-6535

CWE-400Published: February 5, 2019· Updated: Jun 17, 2026

7.5

CVSS v3.1

Official Description

Mitsubishi Electric Q03/04/06/13/26UDVCPU: serial number 20081 and prior, Q04/06/13/26UDPVCPU: serial number 20081 and prior, and Q03UDECPU, Q04/06/10/13/20/26/50/100UDEHCPU: serial number 20101 and prior. A remote attacker can send specific bytes over Port 5007 that will result in an Ethernet stack crash and disruption to USB communication.

NVD Source

Technical Analysis

CVE-2019-6535 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.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

mitsubishielectric36 product(s)

q03udvcpu firmwareq03udvcpuq04udvcpu firmwareq04udvcpuq06udvcpu firmwareq06udvcpuq13udvcpu firmwareq13udvcpuq26udvcpu firmwareq26udvcpuq04udpvcpu firmwareq04udpvcpu+24

Source: NVD CPE · 36 total CPE entries