How severe is CVE-2018-16271?

CVE-2018-16271 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-16271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16271?

CVE-2018-16271 primarily affects Samsung Galaxy Gear Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-16271?

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

When was CVE-2018-16271 published?

CVE-2018-16271 was published on 2020-01-22 and last updated on 2026-06-17.

CVE-2018-16271

CVE-2018-16271 is a medium-severity vulnerability in Samsung Galaxy Gear Firmware with a CVSS 3.x base score of 6.5. 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-269.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Samsung Galaxy Gear Firmware
Published: 2020-01-22
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2018-16271?: 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.
How severe is CVE-2018-16271?: CVE-2018-16271 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-16271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16271?: CVE-2018-16271 primarily affects Samsung Galaxy Gear Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-16271?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16271 published?: CVE-2018-16271 was published on 2020-01-22 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:o:samsung:galaxy_gear_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_live_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_s_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_s2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_s3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_sport_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_fit_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_fit_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:samsung:gear_fit_2_pro_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Samsung Galaxy Gear Firmware

CVE-2018-16272 — Critical (CVSS 9.8): The wpa_supplicant system service in Samsung Galaxy Gear series allows an unprivileged process to fully control the…
CVE-2018-16270 — High (CVSS 7.5): Samsung Galaxy Gear series before build RE2 includes the hcidump utility with no privilege or permission restriction.…
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