CVE-2020-3656

HIGH
7.8
CVSS Score
Published: September 9, 2020 at 06:25 AM UTC
Updated: June 17, 2026 at 03:18 AM UTC
63 products affected across 1 vendorMDM9607 FirmwareSA6155P FirmwareQCS605 Firmware

Using Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables by Qualcomm, Inc.?

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

Out of bound access can happen in MHI command process due to lack of check of command channel id value received from MHI devices in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, Kamorta, MDM9607, MSM8917, MSM8953, Nicobar, QCM2150, QCS405, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SC8180X, SDM429, SDM429W, SDM439, SDM450, SDM632, SDM710, SDM845, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
qualcomm-kamorta (same device)
All versions
qualcomm-msm8953 (same device)
All versions
qualcomm-nicobar (same device)
All versions
qualcomm-qm215 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120

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