Which versions of Wab S300Iw Pd Firmware are affected by CVE-2026-24465?

A critical vulnerability (CVE-2026-24465) affecting ELECOM wireless LAN access points allows remote attackers to execute arbitrary code with a 9.8 CVSS severity rating.

How to fix or mitigate CVE-2026-24465?

Within 24 hours: Identify and inventory all ELECOM wireless LAN access points in your environment; assess network criticality and data exposure. Within 7 days: Implement network segmentation to isolate affected access points from critical systems; disable administrative interfaces if not actively required; monitor for suspicious traffic patterns. Within 30 days: Evaluate replacement hardware or alternative solutions; contact ELECOM for patch availability and timeline; implement enhanced logging and intrusion detection around affected devices.

Wab S300Iw Pd Firmware CVE-2026-24465

Q: What is the CVSS score of CVE-2026-24465?

CVE-2026-24465 has a CVSS 4.0 base score of 9.3 (Critical). CVSS vector: 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 exploitation probability: 0.0%.

CRITICAL

Stack-based Buffer Overflow (CWE-121)

2026-02-03 vultures@jpcert.or.jp

Buffer Overflow Stack Overflow RCE Wab S300Iw Pd Firmware Wab S733Iw Pd Firmware Wrc X1500Gsa B Firmware Wrc X1500Gs B Firmware Wab S300Iw2 Pd Firmware Wab S300Iw Ac Firmware Wab S733Iw2 Pd Firmware Wab S733Iw Ac Firmware

9.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

9.3 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 14, 2026 - 13:07 NVD

9.8 (CRITICAL) 9.3 (CRITICAL)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 03, 2026 - 07:16 nvd

CRITICAL 9.8

DescriptionCVE.org

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

AnalysisAI

ELECOM wireless LAN access point devices have a stack-based buffer overflow that allows remote attackers to execute code or crash the device via crafted packets.

Technical ContextAI

Multiple ELECOM wireless LAN access point models have a CWE-121 stack-based buffer overflow triggered by crafted network packets, allowing remote code execution on the access point.