CVE-2020-3647

Name: CVE-2020-3647
Creator: NVD / NIST
Published: 2020-09-08T10:15:15.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.19%

Last modified Jun 17, 2026

CVE-2020-3647 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.19%

8.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Qualcomm	Mdm9607 Firmware	All versions
Qualcomm	Qcs405 Firmware	All versions
Qualcomm	Sc8180x Firmware	All versions
Qualcomm	Sdx55 Firmware	All versions
Qualcomm	Sm6150 Firmware	All versions
Qualcomm	Sm7150 Firmware	All versions
Qualcomm	Sm8150 Firmware	All versions

References

Timeline

Published: Sep 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-3647?

How severe is CVE-2020-3647?

CVE-2020-3647 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.

How do I fix CVE-2020-3647?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-3647?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST