CVE-2020-21997: Smartwares HOME easy <=1.0.9 is vulnerable to an unauthenticated database backup download and information disc

Q: How do I fix CVE-2020-21997?

home easy firmware: upgrade to newer than 1.0.9. Exact commands for each OS are on this page.

Q: Is CVE-2020-21997 being exploited?

CVE-2020-21997 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-2020-21997 affect?

CVE-2020-21997 affects home easy firmware. Severity is high (CVSS 7.5). Smartwares HOME easy <=1.0.9 is vulnerable to an unauthenticated database backup download and information disclosure vulnerability. An attacker could disclose sensitive and clear-text information resulting in authentication bypass, session

Q: How urgent is CVE-2020-21997?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2020-21997 is a high-severity flaw (CVSS 7.5) affecting home easy firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Smartwares HOME easy <=1.0.9 is vulnerable to an unauthenticated database backup download and information disclosure vulnerability. An attacker could disclose sensitive and clear-text information resulting in authentication bypass, session hijacking and full system control.

Why this priority

High severity
Public exploit reference
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	2.7% (top 14%)
CISA exploited list	No
Weakness	CWE-306
Published	2021-04-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: smartwares

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

Am I affected?

Timeline

2021-04-29 15:15 UTCPublished CVE record published
2026-06-17 03:04 UTCUpdated Record last modified

smartwares home easy firmware UPGRADE

Affected: <= 1.0.9

Fixed in: newer than 1.0.9

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.

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-2020-21997?

home easy firmware: upgrade to newer than 1.0.9. Exact commands for each OS are on this page.

Is CVE-2020-21997 being exploited?

CVE-2020-21997 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-2020-21997 affect?

CVE-2020-21997 affects home easy firmware. Severity is high (CVSS 7.5). Smartwares HOME easy <=1.0.9 is vulnerable to an unauthenticated database backup download and information disclosure vulnerability. An attacker could disclose sensitive and clear-text information resulting in authentication bypass, session

How urgent is CVE-2020-21997?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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