What is CVE-2022-33256?

CVE-2022-33256 is a critical-severity vulnerability in Qualcomm Ar8035, classified under Improper Validation of Array Index. CVSS score: 9.8/10. Published 2023-03-10.

How severe is CVE-2022-33256?

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

Is CVE-2022-33256 known to be exploited?

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

Vulnerability in Qualcomm Ar8035

CVE-2022-33256

Memory corruption due to improper validation of array index in Multi-mode call processor.

EPSS: 0.005 (40.5th 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

Qualcomm Ar8035
Qualcomm Ar8035_firmware
Qualcomm Qca6390
Qualcomm Qca6390_firmware
Qualcomm Qca6391
Qualcomm Qca6391_firmware
Qualcomm Qca6421
Qualcomm Qca6421_firmware
Qualcomm Qca6426
Qualcomm Qca6426_firmware

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

Public proof-of-concept exploits

karimhabush/cyberowl

References

product-security@qualcomm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-33256?: CVE-2022-33256 is a critical-severity vulnerability in Qualcomm Ar8035, classified under Improper Validation of Array Index. CVSS score: 9.8/10. Published 2023-03-10.
How severe is CVE-2022-33256?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-33256 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.