CVE-2020-3703 Information

Description

u’Buffer over-read issue in Bluetooth peripheral firmware due to lack of check for invalid opcode and length of opcode received from central device(This CVE is equivalent to Link Layer Length Overfow issue (CVE-2019-16336CVE-2019-17519) and Silent Length Overflow issue(CVE-2019-17518) mentioned in sweyntooth paper)’ in Snapdragon Auto Snapdragon Compute Snapdragon Connectivity Snapdragon Consumer Electronics Connectivity Snapdragon Consumer IOT Snapdragon Industrial IOT Snapdragon IoT Snapdragon Mobile Snapdragon Voice & Music in APQ8053 APQ8076 AR9344 Bitra Kamorta MDM9206 MDM9207C MDM9607 MSM8905 MSM8917 MSM8937 MSM8940 MSM8953 Nicobar QCA6174A QCA9377 QCM2150 QCM6125 QCS404 QCS405 QCS605 QCS610 QM215 Rennell SC8180X SDM429 SDM439 SDM450 SDM630 SDM632 SDM636 SDM660 SDM670 SDM710 SDM845 SDX20 SDX24 SM6150 SM7150 SM8150 SXR1130

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin https://www.qualcomm.com/company/product-security/bulletins/october-2020-security-bulletin

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8