CVE-2023-46447: The POPS! Rebel application 5.0 for Android, in POPS! Rebel Bluetooth Glucose Monitoring System, sends unencry

Routine

MEDIUM 4.3DOWNGRADE

CVE-2023-46447 is a medium-severity flaw (CVSS 4.3) affecting rebel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The POPS! Rebel application 5.0 for Android, in POPS! Rebel Bluetooth Glucose Monitoring System, sends unencrypted glucose measurements over BLE.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-319
Published	2024-01-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: popsdiabetes

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

Am I affected?

Timeline

2024-01-20 05:15 UTCPublished CVE record published
2026-06-17 06:30 UTCUpdated Record last modified

popsdiabetes rebel DOWNGRADE

Affected: 5.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison rebel sudo apt install rebel=<VERSION_BEFORE_5.0> sudo apt-mark hold rebel

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

dnf --showduplicates list rebel sudo dnf downgrade rebel-<VERSION_BEFORE_5.0> sudo dnf versionlock add rebel

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-2023-46447?

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

Is CVE-2023-46447 being exploited?

CVE-2023-46447 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-2023-46447 affect?

CVE-2023-46447 affects rebel. Severity is medium (CVSS 4.3). The POPS! Rebel application 5.0 for Android, in POPS! Rebel Bluetooth Glucose Monitoring System, sends unencrypted glucose measurements over BLE.

How urgent is CVE-2023-46447?

Priority 28/100. Public exploit reference

Software pages

Android vulnerabilities · Bluetooth vulnerabilities

References

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