How severe is CVE-2019-20473?

CVE-2019-20473 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-20473 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20473?

CVE-2019-20473 affects Tk-star Q90 Junior Gps Horloge Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20473?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-20473 published?

CVE-2019-20473 was published on 2021-02-01 and last updated on 2026-06-17.

CVE-2019-20473

CVE-2019-20473 is a medium-severity vulnerability in Tk-star Q90 Junior Gps Horloge Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Tk-star Q90 Junior Gps Horloge Firmware
Published: 2021-02-01
Last modified: 2026-06-17

Description

An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices. Any SIM card used with the device cannot have a PIN configured. If a PIN is configured, the device simply produces a "Remove PIN and restart!" message, and cannot be used. This makes it easier for an attacker to use the SIM card by stealing the device.

Frequently asked questions

What is CVE-2019-20473?: An issue was discovered on TK-Star Q90 Junior GPS horloge 3.1042.9.8656 devices. Any SIM card used with the device cannot have a PIN configured. If a PIN is configured, the device simply produces a "Remove PIN and restart!" message, and cannot be used. This makes it easier for an attacker to use the SIM card by stealing the device.
How severe is CVE-2019-20473?: CVE-2019-20473 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-20473 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20473?: CVE-2019-20473 affects Tk-star Q90 Junior Gps Horloge Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20473?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-20473 published?: CVE-2019-20473 was published on 2021-02-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tk-star:q90_junior_gps_horloge_firmware:3.1042.9.8656:*:*:*:*:*:*:*

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