PT-2018-6810 · Qualcomm+1 · Snapdragon+1

Published 2018-10-23 · Updated 2018-12-10 · CVE-2017-18292

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Qualcomm Snapdragon versions MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 810, SD 820, SD 820A

Description: A secure app running in a non-secure space can potentially restart the TrustZone (TZ) by repeatedly calling the Widevine app API in Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear. This issue may be related to the interaction between secure and non-secure environments within the Snapdragon system.

Recommendations: For Qualcomm Snapdragon versions MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 810, SD 820, SD 820A, consider restricting access to the Widevine app API to prevent potential exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2017-18292

Affected Products

Snapdragon

Widevine

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2017-18292 · Security Note
• https://qualcomm.com/company/product-security/bulletins · Vendor Advisory
• https://source.android.com/security/bulletin/2018-08-01#qualcomm-closed-source-components · Note
• http://securitytracker.com/id/1041432 · Note