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CVE-2019-16400: Samsung Galaxy phones Bluetooth can be crashed

CVE-2019-16400 · published 7 years ago

Summary

The firmware on Samsung Galaxy S8+, S3 and Note 2 lets a nearby attacker send special Bluetooth commands that can cause the phone to stop working. This could temporarily disable the device, affecting calls or data use. Update the device firmware as soon as a patch is released or disable Bluetooth when not needed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software

Vendor	Product	Affected versions
samsung	galaxy_s8_plus_firmware	All versions `cpe:2.3:o:samsung:galaxy_s8_plus_firmware:-:::::::*`
samsung	galaxy_s3_firmware	All versions `cpe:2.3:o:samsung:galaxy_s3_firmware:-:::::::*`
samsung	galaxy_note_2_firmware	All versions `cpe:2.3:o:samsung:galaxy_note_2_firmware:-:::::::*`

Original advisory text

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 attackers to send AT commands over Bluetooth, resulting in several Denial of Service (DoS) attacks.

References

https://www.openconf.org/acsac2019/modules/request.php?module=oc_program&action=... Third Party Advisory

Fix within

Internet-facing 60 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit (estimated)
Gives an attacker partial control (estimated)

Severity

6.5 Medium

Exploitation

<1% chance of attack within 30 days

Timeline

Published6 Nov 2019

Updated4 Nov 2026

First seen29 Sep 2026

Sources

CVE-2019-16400 · NVD

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