What is CVE-2021-1931?

CVE-2021-1931 is a medium-severity vulnerability in Qualcomm Aqt1000, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2021-07-13.

How severe is CVE-2021-1931?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Is CVE-2021-1931 known to be exploited?

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

Buffer overflow in Qualcomm Aqt1000

CVE-2021-1931

Possible buffer overflow due to improper validation of buffer length while processing fast boot commands in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/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

References

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

Frequently asked questions

What is CVE-2021-1931?: CVE-2021-1931 is a medium-severity vulnerability in Qualcomm Aqt1000, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.7/10. Published 2021-07-13.
How severe is CVE-2021-1931?: Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2021-1931 known to be exploited?: 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.