What’s Vulnerable › Vulnerabilities

CVE-2019-16243

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-11-26 · updated 2026-06-17
• Weakness: CWE-306

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.)

Affected products

• Alcatelmobile Cingular Flip 2 Firmware: b9huah1

References

• https://www.nccgroup.trust/uk/our-research/?research=Technical+advisories
• https://www.nccgroup.trust/us/our-research/technical-advisory-multiple-vulnerabilities-in-alcatel-flip-2/#B
• https://www.nccgroup.trust/uk/our-research/?research=Technical+advisories
• https://www.nccgroup.trust/us/our-research/technical-advisory-multiple-vulnerabilities-in-alcatel-flip-2/#B

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