SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-3666

u'Out of bounds memory access during memory copy while processing Host command' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon…

HIGH 7.8EPSS 0.21%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

u'Out of bounds memory access during memory copy while processing Host command' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, IPQ4019, IPQ6018, IPQ8064, IPQ8074, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8996AU, MSM8998, QCA6174A, QCA6574, QCA6574AU, QCA6584AU, QCA8081, QCA9377, QCA9379, QCA9531, QCA9558, QCA9563, QCA9880, QCA9886, QCA9980, QCN5500, QCN5502, QCS404, QCS405, QCS605, SA6155P, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SXR1130

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.21% probability · 11th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-787
Affected
qualcomm/apq8009 firmware · qualcomm/apq8017 firmware · qualcomm/apq8053 firmware · qualcomm/apq8096au firmware · qualcomm/apq8098 firmware · qualcomm/ipq4019 firmware · qualcomm/ipq6018 firmware · qualcomm/ipq8064 firmware · qualcomm/ipq8074 firmware · qualcomm/mdm9206 firmware · qualcomm/mdm9207c firmware · qualcomm/mdm9607 firmware · qualcomm/mdm9640 firmware · qualcomm/mdm9650 firmware · qualcomm/msm8996au firmware · qualcomm/msm8998 firmware · qualcomm/qca6174a firmware · qualcomm/qca6574 firmware · qualcomm/qca6574au firmware · qualcomm/qca6584au firmware · +26 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 0.21%26 October 202626 October 2026

EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.