Cyber Resilience

CVE-2023-28581

Critical

Published: 05 September 2023

Published
05 September 2023
Modified
21 November 2024
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 0.0017 37.5th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28581 is a critical-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in Qualcomm Fastconnect 6800 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked at the 37.5th 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 WLAN Firmware while parsing receieved GTK Keys in GTK KDE.

CWE(s)

Related Threats

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

Affected Assets

qualcomm
fastconnect 6800 firmware
all versions
qualcomm
fastconnect 6900 firmware
all versions
qualcomm
fastconnect 7800 firmware
all versions
qualcomm
qca6391 firmware
all versions
qualcomm
qca6426 firmware
all versions
qualcomm
qca6436 firmware
all versions
qualcomm
sd 8 gen1 5g firmware
all versions
qualcomm
sd865 5g firmware
all versions
qualcomm
snapdragon 8 gen 1 firmware
all versions
qualcomm
snapdragon 865 5g firmware
all versions
+16 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