Cyber Resilience

CVE-2023-33028

Critical

Published: 03 October 2023

Published
03 October 2023
Modified
11 August 2025
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0010 27.8th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-33028 is a critical-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Qualcomm Ar8035 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked at the 27.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Memory corruption in WLAN Firmware while doing a memory copy of pmk cache.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qualcomm
ar8035 firmware
all versions
qualcomm
ar9380 firmware
all versions
qualcomm
csr8811 firmware
all versions
qualcomm
wcn6750 firmware
all versions
qualcomm
qca6390 firmware
all versions
qualcomm
wcn685x-5 firmware
all versions
qualcomm
wcn685x-1 firmware
all versions
qualcomm
wcn785x-1 firmware
all versions
qualcomm
wcn785x-5 firmware
all versions
qualcomm
immersive home 214 platform firmware
all versions
+166 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References