CVE-2025-40634

CRITICAL EPSS 42.4%
Published May 20, 20251y ago · Modified Jun 17, 20262w ago
9.2 CVSS 4.0
Critical
Find Similar
Published May 20, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

Stack-based buffer overflow vulnerability in the 'conn-indicator' binary running as root on the TP-Link Archer AX50 router, in firmware versions prior to 1.0.15 build 241203 rel61480. This vulnerability allows an attacker to execute arbitrary code on the device over LAN and WAN networks.

CVSS Details

Base Score
9.2
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/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 High
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
42.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-121

References 1

  • incibe.es https://www.incibe.es/en/incibe-cert/notices/aviso/stack-based-buffer-overflow-tp-link-archer-ax50

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.