CWE
338
Advisory Published
Updated

CVE-2018-5871: Weak RNG

First published: Tue Sep 04 2018(Updated: )

In Snapdragon (Automobile, Mobile, Wear) in version MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6574AU, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 820A, SD 835, SD 845, SD 850, SDA660, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, SDM710, Snapdragon_High_Med_2016, MAC address randomization performed during probe requests (for privacy reasons) is not done properly due to a flawed RNG which produces repeating output much earlier than expected.

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
Google Android
Qualcomm Mdm9206 Firmware
Qualcomm Mdm9206
Qualcomm Mdm9607 Firmware
Qualcomm Mdm9607
Qualcomm Mdm9640 Firmware
Qualcomm Mdm9640
Qualcomm Mdm9650 Firmware
Qualcomm Mdm9650
Qualcomm Msm8996au Firmware
Qualcomm Msm8996au
Qualcomm Qca6574au Firmware
Qualcomm Qca6574au
Qualcomm Sd210 Firmware
Qualcomm Sd210
Qualcomm Sd212 Firmware
Qualcomm Sd212
Qualcomm Sd205 Firmware
Qualcomm Sd205
Qualcomm Sd425 Firmware
Qualcomm Sd425
Qualcomm Sd427 Firmware
Qualcomm Sd427
Qualcomm Sd430 Firmware
Qualcomm Sd430
Qualcomm Sd435 Firmware
Qualcomm Sd435
Qualcomm Sd450 Firmware
Qualcomm Sd450
Qualcomm Sd615 Firmware
Qualcomm Sd615
Qualcomm Sd616 Firmware
Qualcomm Sd616
Qualcomm Sd415 Firmware
Qualcomm Sd415
Qualcomm Sd650 Firmware
Qualcomm Sd650
Qualcomm Sd652 Firmware
Qualcomm Sd652
Qualcomm Sd820a Firmware
Qualcomm Sd820a
Qualcomm Sd835 Firmware
Qualcomm Sd835
Qualcomm Sd845 Firmware
Qualcomm Sd845
Qualcomm Sd850 Firmware
Qualcomm Sd850
Qualcomm Sda660 Firmware
Qualcomm Sda660
Qualcomm Sdm429 Firmware
Qualcomm Sdm429
Qualcomm Sdm439 Firmware
Qualcomm Sdm439
Qualcomm Sdm630 Firmware
Qualcomm Sdm630
Qualcomm Sdm632 Firmware
Qualcomm Sdm632
Qualcomm Sdm636 Firmware
Qualcomm Sdm636
Qualcomm Sdm660 Firmware
Qualcomm Sdm660
Qualcomm Sdm710 Firmware
Qualcomm Sdm710

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Frequently Asked Questions

  • What is the severity of CVE-2018-5871?

    The severity of CVE-2018-5871 is high, with a severity value of 6.5.

  • Which products are affected by CVE-2018-5871?

    CVE-2018-5871 affects Snapdragon (Automobile, Mobile, Wear) in version MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6574AU, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 820A, SD 835, SD 845, SD 850, SDA660, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, SDM710. It also affects Google Android and Qualcomm firmware versions.

  • How can I fix CVE-2018-5871?

    To fix CVE-2018-5871, it is recommended to update to the latest firmware and security patches provided by Qualcomm and Google.

  • What is the Common Weakness Enumeration (CWE) of CVE-2018-5871?

    The Common Weakness Enumeration (CWE) of CVE-2018-5871 is 338.

  • Where can I find more information about CVE-2018-5871?

    You can find more information about CVE-2018-5871 in the following references: [1](https://source.android.com/docs/security/bulletin/2018-09-01/#asterisk), [2](https://source.android.com/docs/security/bulletin/2018-09-01), and [3](https://source.android.com/security/bulletin/2018-09-01#qualcomm-closed-source-components).

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