SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-3663

Buffer over-write may occur during fetching track decoder specific information if cb size exceeds buffer size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile,…

CRITICAL 9.8EPSS 0.89%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Buffer over-write may occur during fetching track decoder specific information if cb size exceeds buffer size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9206, MDM9207C, MDM9607, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996, MSM8996AU, MSM8998, QCA6574AU, QCS405, QCS605, QM215, Rennell, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.89% probability · 59th 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/kamorta firmware · qualcomm/mdm9206 firmware · qualcomm/mdm9207c firmware · qualcomm/mdm9607 firmware · qualcomm/msm8905 firmware · qualcomm/msm8909w firmware · qualcomm/msm8917 firmware · qualcomm/msm8920 firmware · qualcomm/msm8937 firmware · qualcomm/msm8940 firmware · qualcomm/msm8953 firmware · qualcomm/msm8996 firmware · qualcomm/msm8996au firmware · qualcomm/msm8998 firmware · qualcomm/qca6574au firmware · +24 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 0.89%26 October 202626 October 2026

EPSS 0.9% 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.

References

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