Cyber Resilience

CVE-2021-1914

HighDDoS

Published: 08 September 2021

Published
08 September 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0026 49.6th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1914 is a high-severity Infinite Loop (CWE-835) vulnerability in Qualcomm Sdx55 Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 49.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Loop with unreachable exit condition may occur due to improper handling of unsupported input in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables

CWE(s)
CWE-835

Related Threats

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

Affected Assets

qualcomm
apq8009 firmware
all versions
qualcomm
apq8009w firmware
all versions
qualcomm
apq8017 firmware
all versions
qualcomm
apq8037 firmware
all versions
qualcomm
apq8053 firmware
all versions
qualcomm
apq8096au firmware
all versions
qualcomm
aqt1000 firmware
all versions
qualcomm
csr6030 firmware
all versions
qualcomm
csrb31024 firmware
all versions
qualcomm
mdm8207 firmware
all versions
+145 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.

CP-7 Alternate Processing Site
addresses: CWE-835

Enables transfer to alternate site if an infinite loop at the primary renders processing unavailable.

SC-5 Denial-of-service Protection
addresses: CWE-835

Detects and mitigates infinite loops that produce sustained resource consumption.

References