PT-2021-9242 · Qualcomm · Snapdragon Connectivity+8

Guang Gong + 1 · Published 2021-03-03 · Updated 2021-07-21 · CVE-2020-11227

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

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

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

Description The issue is related to an out of bound write while parsing RTT/TTY packet due to a lack of check of buffer size before copying into the buffer. This affects various Qualcomm Snapdragon products, including Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, and Snapdragon Wearables.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Validation of Array Index

Memory Corruption

Weakness Enumeration

CWE-129

CWE-787

Related Identifiers

CVE-2020-11227

Affected Products

Snapdragon Auto

Snapdragon Compute

Snapdragon Connectivity

Snapdragon Consumer Iot

Snapdragon Industrial Iot

Snapdragon Iot

Snapdragon Mobile

Snapdragon Voice & Music

Snapdragon Wearables

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-11227 · Security Note
• https://qualcomm.com/company/product-security/bulletins/march-2021-bulletin · Vendor Advisory
• https://t.me/cibsecurity/24999 · Telegram Post
• https://t.me/ckure/7026 · Telegram Post