Cyber Resilience

CVE-2021-35122

Critical

Published: 02 September 2022

Published
02 September 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0008 22.9th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-35122 is a critical-severity Improper Input Validation (CWE-20) vulnerability in Qualcomm Aqt1000 Firmware. Its CVSS base score is 9.3 (Critical).

Operationally, ranked at the 22.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Non-secure region can try modifying RG permissions of IO space xPUs due to improper input validation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

CWE(s)

Related Threats

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

Affected Assets

qualcomm
aqt1000 firmware
all versions
qualcomm
ar8035 firmware
all versions
qualcomm
qca6390 firmware
all versions
qualcomm
qca6391 firmware
all versions
qualcomm
qca6420 firmware
all versions
qualcomm
qca6421 firmware
all versions
qualcomm
qca6426 firmware
all versions
qualcomm
qca6430 firmware
all versions
qualcomm
qca6431 firmware
all versions
qualcomm
qca6436 firmware
all versions
+91 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-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References