CVE-2021-27483: ZOLL Defibrillator Dashboard, v prior to 2.2,The affected products contain insecure filesystem permissions tha

Q: How do I fix CVE-2021-27483?

defibrillator dashboard: upgrade to 2.2. Exact commands for each OS are on this page.

Q: Is CVE-2021-27483 being exploited?

CVE-2021-27483 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-2021-27483 affect?

CVE-2021-27483 affects defibrillator dashboard. Severity is high (CVSS 7.8). ZOLL Defibrillator Dashboard, v prior to 2.2,The affected products contain insecure filesystem permissions that could allow a lower privilege user to escalate privileges to an administrative level user.

Routine

HIGH 7.8UPGRADE

CVE-2021-27483 is a high-severity flaw (CVSS 7.8) affecting defibrillator dashboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ZOLL Defibrillator Dashboard, v prior to 2.2,The affected products contain insecure filesystem permissions that could allow a lower privilege user to escalate privileges to an administrative level user.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-269, CWE-732
Published	2021-06-16
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: zoll

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

Am I affected?

Timeline

2021-06-16 13:15 UTCPublished CVE record published
2026-06-17 03:44 UTCUpdated Record last modified

zoll defibrillator dashboard UPGRADE

Affected: < 2.2

Fixed in: 2.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy defibrillator-dashboard || rpm -q defibrillator-dashboard || defibrillator-dashboard --version

2. UPGRADE to 2.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade defibrillator-dashboard

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade defibrillator-dashboard

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-2021-27483?

defibrillator dashboard: upgrade to 2.2. Exact commands for each OS are on this page.

Is CVE-2021-27483 being exploited?

CVE-2021-27483 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-2021-27483 affect?

CVE-2021-27483 affects defibrillator dashboard. Severity is high (CVSS 7.8). ZOLL Defibrillator Dashboard, v prior to 2.2,The affected products contain insecure filesystem permissions that could allow a lower privilege user to escalate privileges to an administrative level user.

How urgent is CVE-2021-27483?

Priority 31/100. High severity

Related CVEs

CVE-2021-27489 HIGH 8.8 UPGRADE ZOLL Defibrillator Dashboard, v prior to 2.2, The web application allows a non-administrative user to upload a
CVE-2021-27487 MEDIUM 5.5 UPGRADE ZOLL Defibrillator Dashboard, v prior to 2.2, The affected products contain credentials stored in plaintext
CVE-2021-27485 HIGH 7.5 UPGRADE ZOLL Defibrillator Dashboard, v prior to 2.2,The application allows users to store their passwords in a recove
CVE-2021-27481 MEDIUM 5.5 UPGRADE ZOLL Defibrillator Dashboard, v prior to 2.2, The affected products utilize an encryption key in the data exch
CVE-2021-27479 MEDIUM 5.4 UPGRADE ZOLL Defibrillator Dashboard, v prior to 2.2,The affected product’s web application could allow a low privileg

References

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