Vulnerability CVE-2018-5871
Published: 2018-09-20

Description:
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.

Type:

CWE-338

 (Use of Cryptographically Weak PRNG)

CVSS2 => (AV:A/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.3/10
2.9/10
6.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Qualcomm -> Sd615 firmware 
Qualcomm -> Mdm9206 firmware 
Qualcomm -> Sd616 firmware 
Qualcomm -> Mdm9607 firmware 
Qualcomm -> Sd650 firmware 
Qualcomm -> Mdm9640 firmware 
Qualcomm -> Sd652 firmware 
Qualcomm -> Mdm9650 firmware 
Qualcomm -> Sd820a firmware 
Qualcomm -> Msm8996au firmware 
Qualcomm -> Sd835 firmware 
Qualcomm -> Qca6574au firmware 
Qualcomm -> Sd845 firmware 
Qualcomm -> Sd205 firmware 
Qualcomm -> Sd850 firmware 
Qualcomm -> Sd210 firmware 
Qualcomm -> Sda660 firmware 
Qualcomm -> Sd212 firmware 
Qualcomm -> Sdm429 firmware 
Qualcomm -> Sd415 firmware 
Qualcomm -> Sdm439 firmware 
Qualcomm -> Sd425 firmware 
Qualcomm -> Sdm630 firmware 
Qualcomm -> Sd427 firmware 
Qualcomm -> Sdm632 firmware 
Qualcomm -> Sd430 firmware 
Qualcomm -> Sdm636 firmware 
Qualcomm -> Sd435 firmware 
Qualcomm -> Sdm660 firmware 
Qualcomm -> Sd450 firmware 
Qualcomm -> Sdm710 firmware 

 References:
https://source.android.com/security/bulletin/2018-09-01#qualcomm-closed-source-components
https://www.qualcomm.com/company/product-security/bulletins
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