CVE-2019-7279: Optergy Proton/Enterprise devices have Hard-coded Credentials.

Q: How do I fix CVE-2019-7279?

enterprise: upgrade to newer than 2.3.0a; proton: upgrade to newer than 2.3.0a. Exact commands for each OS are on this page.

Q: Is CVE-2019-7279 being exploited?

CVE-2019-7279 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-2019-7279 affect?

CVE-2019-7279 affects enterprise, proton. Severity is high (CVSS 7.3). Optergy Proton/Enterprise devices have Hard-coded Credentials.

Q: How urgent is CVE-2019-7279?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.3REMOTEUPGRADEUPGRADE

CVE-2019-7279 is a high-severity flaw (CVSS 7.3) affecting enterprise, proton. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Optergy Proton/Enterprise devices have Hard-coded Credentials.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-798
Published	2019-07-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: optergy

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

Am I affected?

Timeline

2019-07-01 19:15 UTCPublished CVE record published
2026-06-17 02:40 UTCUpdated Record last modified

optergy enterprise UPGRADE

Affected: <= 2.3.0a

Fixed in: newer than 2.3.0a

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy enterprise || rpm -q enterprise || enterprise --version

2. UPGRADE to newer than 2.3.0a (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade enterprise

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade enterprise

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

optergy proton UPGRADE

Affected: <= 2.3.0a

Fixed in: newer than 2.3.0a

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy proton || rpm -q proton || proton --version

2. UPGRADE to newer than 2.3.0a (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade proton

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade proton

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2019-7279?

enterprise: upgrade to newer than 2.3.0a; proton: upgrade to newer than 2.3.0a. Exact commands for each OS are on this page.

Is CVE-2019-7279 being exploited?

CVE-2019-7279 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-2019-7279 affect?

CVE-2019-7279 affects enterprise, proton. Severity is high (CVSS 7.3). Optergy Proton/Enterprise devices have Hard-coded Credentials.

How urgent is CVE-2019-7279?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

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References

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