Medium severity · published Jan 22, 2020
CVE-2018-16268
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
4.3
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TI
Tizen · Linux
1.0; 1.0; 2.0; 2.1; 2.2; 2.2.1; +10 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16268
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16268
Third Party Advisory
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
review.tizen.org
https://review.tizen.org/git/?p=platform/core/multimedia/libmm-sound.git%3Ba=commit%3Bh=7fce6f2d6d480b3bd0e84a5ba3f72173a37e36db
Third Party Advisory
https://www.youtube.com/watch?v=3IdgBwbOT-g&feature=youtu.be
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