Stack-based buffer overflow in Qualcomm products - CVE-2020-3666
Published: May 17, 2025
Vulnerability identifier: #VU109344
CSH Severity:
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:/VI:/VA:/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-3666
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows #AV# #AU# to #BASIC_IMPACT#.
The vulnerability exists due to improper input validation in WLAN. #AV# #AU# can #EXT_IMPACT#.
Affected software
SDA845
QCA9558
QCA9980
QCS405
QCS605
SA6155P
QCA9531
SDM630
SDM636
SDM660
SDM670
SDM710
SDM845
SDX20
SDX24
SXR1130
MDM9640
APQ8017
APQ8053
APQ8096AU
APQ8098
IPQ4019
IPQ8064
IPQ8074
MDM9206
MDM9207C
MDM9607
APQ8009
MDM9650
MSM8996AU
MSM8998
QCA6174A
QCA6574AU
QCA9377
QCA9379
QCA9563
QCA9880
QCA9886
QCN5500
QCN5502
QCS404
SDM850
IPQ6018
QCA6574
QCA6584AU
QCA8081
QCA9558
QCA9980
QCS405
QCS605
SA6155P
QCA9531
SDM630
SDM636
SDM660
SDM670
SDM710
SDM845
SDX20
SDX24
SXR1130
MDM9640
APQ8017
APQ8053
APQ8096AU
APQ8098
IPQ4019
IPQ8064
IPQ8074
MDM9206
MDM9207C
MDM9607
APQ8009
MDM9650
MSM8996AU
MSM8998
QCA6174A
QCA6574AU
QCA9377
QCA9379
QCA9563
QCA9880
QCA9886
QCN5500
QCN5502
QCS404
SDM850
IPQ6018
QCA6574
QCA6584AU
QCA8081
How to mitigate CVE-2020-3666
Install security update from vendor's website.