Vulnerability CVE-2017-18313
Published: 2018-10-23

Description:
Under certain mode of operations, HLOS may be able get direct or indirect access through DXE channels to tamper with the authenticated WCNSS firmware stored in DDR because DXE-accessible memory is located within the authenticated image in Snapdragon Mobile and Snapdragon Wear in version MSM8909W, SD 210/SD 212/SD 205, SD 410/12, SD 615/16/SD 415, SD 617.

Type:

CWE-noinfo

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.7/10
6.9/10
5.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Complete
None
Affected software
Qualcomm -> Msm8909w firmware 
Qualcomm -> Sd 205 firmware 
Qualcomm -> Sd 210 firmware 
Qualcomm -> Sd 212 firmware 
Qualcomm -> Sd 410 firmware 
Qualcomm -> Sd 412 firmware 
Qualcomm -> Sd 415 firmware 
Qualcomm -> Sd 615 firmware 
Qualcomm -> Sd 616 firmware 
Qualcomm -> Sd 617 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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