PT-2021-9207 · Qualcomm · Snapdragon Connectivity+7

Published 2021-06-09 · Updated 2021-06-15 · CVE-2020-11178

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Qualcomm Snapdragon versions (affected versions not specified)

Description The issue allows trusted apps to overwrite the CPZ memory of another use-case. This is possible because the TrustZone (TZ) only checks if the physical address is not overlapping with its memory and its Root of Trust (RoT) memory. The affected products include Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, and Snapdragon Wired Infrastructure and Networking.

Recommendations 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-2020-11178

Affected Products

Snapdragon Auto

Snapdragon Compute

Snapdragon Connectivity

Snapdragon Consumer Iot

Snapdragon Industrial Iot

Snapdragon Mobile

Snapdragon Voice & Music

Snapdragon Wired Infrastructure/Networking

References · 3

• https://qualcomm.com/company/product-security/bulletins/january-2021-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-11178 · Security Note
• https://t.me/cvenotify/15935 · Telegram Post