CVE-2019-6558: In Auto-Maskin RP210E Versions 3.7 and prior, DCU210E Versions 3.7 and prior and Marine Observer Pro (Android

Q: How do I fix CVE-2019-6558?

rp 210e firmware: upgrade to newer than 3.7; dcu 210e firmware: upgrade to newer than 3.7; marine pro observer: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2019-6558 being exploited?

CVE-2019-6558 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-6558 affect?

CVE-2019-6558 affects rp 210e firmware, dcu 210e firmware, marine pro observer. Severity is high (CVSS 7.5). In Auto-Maskin RP210E Versions 3.7 and prior, DCU210E Versions 3.7 and prior and Marine Observer Pro (Android App), the software contains a mechanism for users to recover or change their passwords without knowing the original password, but

Q: How urgent is CVE-2019-6558?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADEUPGRADEMITIGATE

CVE-2019-6558 is a high-severity flaw (CVSS 7.5) affecting rp 210e firmware, dcu 210e firmware, marine pro observer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Auto-Maskin RP210E Versions 3.7 and prior, DCU210E Versions 3.7 and prior and Marine Observer Pro (Android App), the software contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-521
Published	2020-03-23
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: auto-maskin

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-03-23 21:15 UTCPublished CVE record published
2026-06-17 02:39 UTCUpdated Record last modified

auto-maskin rp 210e firmware UPGRADE

Affected: <= 3.7

Fixed in: newer than 3.7

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

auto-maskin dcu 210e firmware UPGRADE

Affected: <= 3.7

Fixed in: newer than 3.7

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

auto-maskin marine pro observer MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy marine-pro-observer || rpm -q marine-pro-observer || marine-pro-observer --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-6558?

rp 210e firmware: upgrade to newer than 3.7; dcu 210e firmware: upgrade to newer than 3.7; marine pro observer: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-6558 being exploited?

CVE-2019-6558 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-6558 affect?

CVE-2019-6558 affects rp 210e firmware, dcu 210e firmware, marine pro observer. Severity is high (CVSS 7.5). In Auto-Maskin RP210E Versions 3.7 and prior, DCU210E Versions 3.7 and prior and Marine Observer Pro (Android App), the software contains a mechanism for users to recover or change their passwords without knowing the original password, but

How urgent is CVE-2019-6558?

Priority 48/100. High severity; Remotely exploitable, no login, no user action

Software pages

Android vulnerabilities

References

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