CVE-2020-7231: Evoko Home 1.31 devices provide different error messages for failed login requests depending on whether the us

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MEDIUM 5.3REMOTEDOWNGRADE

CVE-2020-7231 is a medium-severity flaw (CVSS 5.3) affecting home. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Evoko Home 1.31 devices provide different error messages for failed login requests depending on whether the username is valid.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-209
Published	2020-01-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: evoko

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

Am I affected?

Timeline

2020-01-19 20:15 UTCPublished CVE record published
2026-06-17 03:24 UTCUpdated Record last modified

evoko home DOWNGRADE

Affected: 1.31

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.31

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.31 (Debian / Ubuntu)

apt-cache madison home sudo apt install home=<VERSION_BEFORE_1.31> sudo apt-mark hold home

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list home sudo dnf downgrade home-<VERSION_BEFORE_1.31> sudo dnf versionlock add home

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2020-7231?

home: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-7231 being exploited?

CVE-2020-7231 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-2020-7231 affect?

CVE-2020-7231 affects home. Severity is medium (CVSS 5.3). Evoko Home 1.31 devices provide different error messages for failed login requests depending on whether the username is valid.

How urgent is CVE-2020-7231?

Priority 44/100. Public exploit reference; Remotely exploitable, no login, no user action

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References

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