PT-2021-13672 · Qualcomm · Snapdragon Connectivity+7

Published 2021-09-08 · Updated 2021-09-14 · CVE-2021-1920

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: Snapdragon Auto (affected versions not specified) Snapdragon Compute (affected versions not specified) Snapdragon Connectivity (affected versions not specified) Snapdragon Consumer IOT (affected versions not specified) Snapdragon Industrial IOT (affected versions not specified) Snapdragon IoT (affected versions not specified) Snapdragon Voice & Music (affected versions not specified) Snapdragon Wearables (affected versions not specified)

Description: The issue is related to an integer underflow that can occur due to improper handling of incoming RTCP packets. This affects various Snapdragon products.

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

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

CVE-2021-1920

Affected Products

Snapdragon Auto

Snapdragon Compute

Snapdragon Connectivity

Snapdragon Consumer Iot

Snapdragon Industrial Iot

Snapdragon Iot

Snapdragon Voice & Music

Snapdragon Wearables

References · 3

• https://qualcomm.com/company/product-security/bulletins/august-2021-bulletin · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1920 · Security Note
• https://t.me/cibsecurity/28427 · Telegram Post