What is CVE-2021-30303?

CVE-2021-30303 is a high-severity vulnerability in Qualcomm Apq8009, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2022-01-03.

How severe is CVE-2021-30303?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Qualcomm Apq8009

CVE-2021-30303

Possible buffer overflow due to lack of buffer length check when segmented WMI command is received in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snap…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (5.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/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)

References

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

Frequently asked questions

What is CVE-2021-30303?: CVE-2021-30303 is a high-severity vulnerability in Qualcomm Apq8009, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.8/10. Published 2022-01-03.
How severe is CVE-2021-30303?: High severity. CVSS v3 base score is 7.8 out of 10.