How severe is CVE-2019-16243?

CVE-2019-16243 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-16243 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16243?

CVE-2019-16243 affects Alcatelmobile Cingular Flip 2 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16243?

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

When was CVE-2019-16243 published?

CVE-2019-16243 was published on 2019-11-26 and last updated on 2026-06-17.

CVE-2019-16243

CVE-2019-16243 is a medium-severity vulnerability in Alcatelmobile Cingular Flip 2 Firmware with a CVSS 3.x base score of 6.1. 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-306.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Alcatelmobile Cingular Flip 2 Firmware
Published: 2019-11-26
Last modified: 2026-06-17

Description

On TCL Alcatel Cingular Flip 2 B9HUAH1 devices, there is an undocumented web API that allows unprivileged JavaScript, including JavaScript running within the KaiOS browser, to view and edit the device's firmware over-the-air update settings. (This web API is normally used by the system application to trigger firmware updates via OmaService.js.)

Frequently asked questions

What is CVE-2019-16243?: On TCL Alcatel Cingular Flip 2 B9HUAH1 devices, there is an undocumented web API that allows unprivileged JavaScript, including JavaScript running within the KaiOS browser, to view and edit the device's firmware over-the-air update settings. (This web API is normally used by the system application to trigger firmware updates via OmaService.js.)
How severe is CVE-2019-16243?: CVE-2019-16243 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-16243 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16243?: CVE-2019-16243 affects Alcatelmobile Cingular Flip 2 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16243?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16243 published?: CVE-2019-16243 was published on 2019-11-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:alcatelmobile:cingular_flip_2_firmware:b9huah1:*:*:*:*:*:*:*

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