CVE-2019-20470: An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices

This month

HIGH 7.5REMOTEMITIGATE

CVE-2019-20470 is a high-severity flaw (CVSS 7.5) affecting q90 junior gps horloge firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices. It performs actions based on certain SMS commands. This can be used to set up a voice communication channel from the watch to any telephone number, initiated by sending a specific SMS and using the default password, e.g., pw,<password>,call,<mobile_number> triggers an outbound call from the watch. The password is sometimes available because of CVE-2019-20471.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.0% (top 20%)
CISA exploited list	No
Weakness	CWE-1188, CWE-284
Published	2021-02-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tk-star

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

Am I affected?

Timeline

2021-02-01 21:15 UTCPublished CVE record published
2026-06-17 02:30 UTCUpdated Record last modified

tk-star q90 junior gps horloge firmware MITIGATE

Affected: 3.1042.9.8656

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1042.9.8656

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-2019-20470?

q90 junior gps horloge firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-20470 being exploited?

CVE-2019-20470 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-2019-20470 affect?

CVE-2019-20470 affects q90 junior gps horloge firmware. Severity is high (CVSS 7.5). An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices. It performs actions based on certain SMS commands. This can be used to set up a voice communication channel from the watch to any telephone number, initiated b

How urgent is CVE-2019-20470?

Priority 51/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2019-20473 MEDIUM 6.8 MITIGATE An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices
CVE-2019-20471 HIGH 7.8 MITIGATE An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices
CVE-2019-20468 CRITICAL 9.8 MITIGATE An issue was discovered in SeTracker2 for TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices

References

← Back to latest CVEs