CVE-2020-3656: qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables Classic Buffer Overflow

Vulnerability summary

CVE-2020-3656 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 12.6% of scored vulnerabilities.

Timeline

1. 09-09-2020
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

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

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.