Cyber Resilience

CVE-2023-43519

High

Published: 06 February 2024

Published
06 February 2024
Modified
11 August 2025
KEV Added
—
Patch
—
CVSS Score v3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0011 28.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-43519 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Qualcomm Aqt1000 Firmware. Its CVSS base score is 7.3 (High).

Operationally, ranked at the 28.5th 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 video while parsing the Videoinfo, when the size of atom is greater than the videoinfo size.

CWE(s)
CWE-120

Related Threats

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

Affected Assets

qualcomm
aqt1000 firmware
all versions
qualcomm
fastconnect 6200 firmware
all versions
qualcomm
fastconnect 6700 firmware
all versions
qualcomm
fastconnect 6800 firmware
all versions
qualcomm
fastconnect 6900 firmware
all versions
qualcomm
fastconnect 7800 firmware
all versions
qualcomm
qam8255p firmware
all versions
qualcomm
qam8295p firmware
all versions
qualcomm
qam8650p firmware
all versions
qualcomm
qam8775p firmware
all versions
+124 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.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References