Cyber Resilience

CVE-2026-24465

Critical

Published: 03 February 2026

Published
03 February 2026
Modified
14 April 2026
KEV Added
—
Patch
—
CVSS Score v4 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0075 50.0th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-24465 is a critical-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Elecom Wab-S300Iw-Pd Firmware. Its CVSS base score is 9.3 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 50.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Stack-based buffer overflow vulnerability exists in ELECOM wireless LAN access point devices. A crafted packet may lead to arbitrary code execution.

CWE(s)
CWE-121

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

Stack buffer overflow via crafted network packet directly enables remote code execution against a public-facing network device (wireless AP).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

elecom
wab-s300iw-pd firmware
all versions
elecom
wab-s733iw-pd firmware
all versions
elecom
wrc-x1500gsa-b firmware
≤ 1.13
elecom
wrc-x1500gs-b firmware
≤ 1.13
elecom
wab-s300iw2-pd firmware
≤ 5.5.02
elecom
wab-s300iw-ac firmware
≤ 5.5.02
elecom
wab-s733iw2-pd firmware
≤ 5.5.02
elecom
wab-s733iw-ac firmware
≤ 5.5.02

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References