How severe is CVE-2019-16401?

CVE-2019-16401 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 high, integrity none, and availability none.

Is CVE-2019-16401 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16401?

CVE-2019-16401 primarily affects Samsung Galaxy S8 Plus Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-16401?

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

When was CVE-2019-16401 published?

CVE-2019-16401 was published on 2019-11-06 and last updated on 2026-06-17.

CVE-2019-16401

CVE-2019-16401 is a medium-severity vulnerability in Samsung Galaxy S8 Plus 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.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Samsung Galaxy S8 Plus Firmware
Published: 2019-11-06
Last modified: 2026-06-17

Description

Samsung Galaxy S8 plus (Android version: 8.0.0, Build Number: R16NW.G955USQU5CRG3, Baseband Vendor: Qualcomm Snapdragon 835, Baseband: G955USQU5CRG3), Samsung Galaxy S3 (Android version: 4.3, Build Number: JSS15J.I9300XXUGND5, Baseband Vendor: Samsung Exynos 4412, Baseband: I9300XXUGNA8), and Samsung Galaxy Note 2 (Android version: 4.3, Build Number: JSS15J.I9300XUGND5, Baseband Vendor: Samsung Exynos 4412, Baseband: N7100DDUFND1) devices allow injection of AT+CIMI and AT+CGSN over Bluetooth, leaking sensitive information such as IMSI, IMEI, call status, call setup stage, internet service status, signal strength, current roaming status, battery level, and call held status.

Frequently asked questions

What is CVE-2019-16401?: Samsung Galaxy S8 plus (Android version: 8.0.0, Build Number: R16NW.G955USQU5CRG3, Baseband Vendor: Qualcomm Snapdragon 835, Baseband: G955USQU5CRG3), Samsung Galaxy S3 (Android version: 4.3, Build Number: JSS15J.I9300XXUGND5, Baseband Vendor: Samsung Exynos 4412, Baseband: I9300XXUGNA8), and Samsung Galaxy Note 2 (Android version: 4.3, Build Number: JSS15J.I9300XUGND5, Baseband Vendor: Samsung Exynos 4412, Baseband: N7100DDUFND1) devices allow injection of AT+CIMI and AT+CGSN over Bluetooth, leaking sensitive information such as IMSI, IMEI, call status, call setup stage, internet service status, signal strength, current roaming status, battery level, and call held status.
How severe is CVE-2019-16401?: CVE-2019-16401 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 high, integrity none, and availability none.
Is CVE-2019-16401 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16401?: CVE-2019-16401 primarily affects Samsung Galaxy S8 Plus Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-16401?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16401 published?: CVE-2019-16401 was published on 2019-11-06 and last updated on 2026-06-17.

References

https://www.openconf.org/acsac2019/modules/request.php?module=oc_program&action=summary.php&id=210

Affected products (3)

cpe:2.3:o:samsung:galaxy_s8_plus_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:galaxy_s3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:galaxy_note_2_firmware:-:*:*:*:*:*:*:*

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CVE-2019-16400 — Medium (CVSS 6.5): Samsung Galaxy S8 plus (Android version: 8.0.0, Build Number: R16NW.G955USQU5CRG3, Baseband Vendor: Qualcomm Snapdragon…

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