CVE-2018-16268

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-01-22 · updated 2026-06-17
Weakness: CWE-269

Description

The SoundServer/FocusServer system services in Tizen allow an unprivileged process to perform media-related system actions, due to improper D-Bus security policy configurations. Such actions include playing an arbitrary sound file or DTMF tones. This affects Tizen before 5.0 M1, and Tizen-based firmwares including Samsung Galaxy Gear series before build RE2.

Affected products

Samsung Mobile Tizen wearable devices: 1.0, 1.0-m1, 2.0, 2.1, 2.2, 2.2.1 (+10)

References

https://media.defcon.org/DEF%20CON%2026/DEF%20CON%2026%20presentations/Dongsung%20Kim%20and%20Hyoung%20Kee%20Choi%20-%20Updated/DEFCON-26-Dongsung-Kim-and-Hyoung-Kee-Choi-Your-Watch-Can-Watch-You-Updated.pdf
https://review.tizen.org/git/?p=platform/core/multimedia/libmm-sound.git%3Ba=commit%3Bh=7fce6f2d6d480b3bd0e84a5ba3f72173a37e36db
https://www.youtube.com/watch?v=3IdgBwbOT-g&feature=youtu.be
https://media.defcon.org/DEF%20CON%2026/DEF%20CON%2026%20presentations/Dongsung%20Kim%20and%20Hyoung%20Kee%20Choi%20-%20Updated/DEFCON-26-Dongsung-Kim-and-Hyoung-Kee-Choi-Your-Watch-Can-Watch-You-Updated.pdf
https://review.tizen.org/git/?p=platform/core/multimedia/libmm-sound.git%3Ba=commit%3Bh=7fce6f2d6d480b3bd0e84a5ba3f72173a37e36db
https://www.youtube.com/watch?v=3IdgBwbOT-g&feature=youtu.be

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