Improper Restriction of Operations within the Bounds of a Memory Buffer in WLAN Firmware

published 2023-09-05 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32251

cvss: 9.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

Memory corruption in WLAN Firmware while parsing receieved GTK Keys in GTK KDE.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 20 mo ago (2025-02-26)

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Qualcomm, Inc. Snapdragon

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787 Out-of-bounds Write

References

qualcomm.com /company/product-security/bulletins/september-2023-bulletin
vendor-advisory

Sources

CVE List CVE-2023-28581
NVD CVE-2023-28581

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary