Cyber Resilience

CVE-2023-28545

High

Published: 07 November 2023

Published
07 November 2023
Modified
11 August 2025
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0004 12.0th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28545 is a high-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Qualcomm Snapdragon 8C Compute Platform Firmware. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 12.0th 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 TZ Secure OS while loading an app ELF.

CWE(s)

Related Threats

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

Affected Assets

qualcomm
315 5g iot modem firmware
all versions
qualcomm
9205 lte modem firmware
all versions
qualcomm
aqt1000 firmware
all versions
qualcomm
ar8031 firmware
all versions
qualcomm
ar8035 firmware
all versions
qualcomm
csra6620 firmware
all versions
qualcomm
csra6640 firmware
all versions
qualcomm
fastconnect 6200 firmware
all versions
qualcomm
fastconnect 6700 firmware
all versions
qualcomm
fastconnect 6800 firmware
all versions
+194 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-119 CWE-787

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

References