CVE-2020-27264: In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insuli

Q: How do I fix CVE-2020-27264?

anydana-a firmware: upgrade to 3.0; anydana-i firmware: upgrade to 3.0; diabecare rs firmware: upgrade to 3.0. Exact commands for each OS are on this page.

Q: Is CVE-2020-27264 being exploited?

CVE-2020-27264 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-2020-27264 affect?

CVE-2020-27264 affects anydana-a firmware, anydana-i firmware, diabecare rs firmware. Severity is high (CVSS 8.8). In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insulin pump and its AnyDana-i and AnyDana-A mobile applications use deterministic keys, which allows unauthenticated, physically proxim

This month

HIGH 8.8UPGRADEUPGRADEUPGRADE

CVE-2020-27264 is a high-severity flaw (CVSS 8.8) affecting anydana-a firmware, anydana-i firmware, diabecare rs firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insulin pump and its AnyDana-i and AnyDana-A mobile applications use deterministic keys, which allows unauthenticated, physically proximate attackers to brute-force the keys via Bluetooth Low Energy.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-330
Published	2021-01-19
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2021-01-19 21:15 UTCPublished CVE record published
2026-06-17 03:09 UTCUpdated Record last modified

sooil anydana-a firmware UPGRADE

Affected: < 3.0

Fixed in: 3.0

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.

sooil anydana-i firmware UPGRADE

Affected: < 3.0

Fixed in: 3.0

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.

sooil diabecare rs firmware UPGRADE

Affected: < 3.0

Fixed in: 3.0

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-2020-27264?

anydana-a firmware: upgrade to 3.0; anydana-i firmware: upgrade to 3.0; diabecare rs firmware: upgrade to 3.0. Exact commands for each OS are on this page.

Is CVE-2020-27264 being exploited?

CVE-2020-27264 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-2020-27264 affect?

CVE-2020-27264 affects anydana-a firmware, anydana-i firmware, diabecare rs firmware. Severity is high (CVSS 8.8). In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insulin pump and its AnyDana-i and AnyDana-A mobile applications use deterministic keys, which allows unauthenticated, physically proxim

How urgent is CVE-2020-27264?

Priority 42/100. High severity

Software pages

Bluetooth vulnerabilities

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References

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