What is CVE-2020-3667?

CVE-2020-3667 is a critical-severity vulnerability in Qualcomm Apq8098, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-09-08.

How severe is CVE-2020-3667?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-3667 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Qualcomm Apq8098

CVE-2020-3667

u'Buffer Overflow in mic calculation for WPA due to copying data into buffer without validating the length of buffer' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snap…

Vulnerability class: Buffer Overflow

EPSS: 0.011 (60.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

404notf0und/CVE-Flow

References

product-security@qualcomm.com (x_refsource_CONFIRM, Broken Link, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3667?: CVE-2020-3667 is a critical-severity vulnerability in Qualcomm Apq8098, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2020-09-08.
How severe is CVE-2020-3667?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-3667 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.