CVE-2018-16271

Name: CVE-2018-16271
Creator: NVD / NIST
Published: 2020-01-22T14:15:11.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.81%

Last modified Jun 17, 2026

CVE-2018-16271 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The wemail_consumer_service (from the built-in application wemail) in Samsung Galaxy Gear series allows an unprivileged process to manipulate a user's mailbox, due to improper D-Bus security policy configurations. An arbitrary email can also be sent from the mailbox via the paired smartphone. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

The wemail_consumer_service (from the built-in application wemail) in Samsung Galaxy Gear series allows an unprivileged process to manipulate a user's mailbox, due to improper D-Bus security policy configurations. An arbitrary email can also be sent from the mailbox via the paired smartphone. This affects Tizen-based firmwares including Samsung Galaxy Gear series before build RE2.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS Probability

0.81%

52.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Samsung	Galaxy Gear Firmware	< re2
Samsung	Gear 2 Firmware	< re2
Samsung	Gear Live Firmware	< re2
Samsung	Gear S Firmware	< re2
Samsung	Gear S2 Firmware	< re2
Samsung	Gear S3 Firmware	< re2
Samsung	Gear Sport Firmware	< re2
Samsung	Gear Fit Firmware	< re2
Samsung	Gear Fit 2 Firmware	< re2
Samsung	Gear Fit 2 Pro Firmware	< re2

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.pdfExploit, Third Party Advisory
https://www.youtube.com/watch?v=3IdgBwbOT-g&feature=youtu.beExploit, 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.pdfExploit, Third Party Advisory
https://www.youtube.com/watch?v=3IdgBwbOT-g&feature=youtu.beExploit, Third Party Advisory

Timeline

Published: Jan 22, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-16271?

How severe is CVE-2018-16271?

CVE-2018-16271 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.

How do I fix CVE-2018-16271?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-16271?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST