CVE-2026-13313: CWE-489: Active Debug Code in ASUS Router
CVE-2026-13313 is a high-severity vulnerability in certain ASUS router models involving active debug code. It allows a remote authenticated user to bypass security controls via a crafted HTTP request, enabling the Telnet service. This leads to arbitrary command execution with root privileges on the affected router, potentially impacting other devices connected to it.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-13313) is classified under CWE-489 (Active Debug Code) and affects certain ASUS routers. An authenticated attacker can send a specially crafted HTTP request to bypass security mechanisms and activate the Telnet service. Once enabled, the attacker can execute arbitrary commands with root privileges on the router, which may also affect other devices on the network. The CVSS 4.0 score is 8.9, indicating high severity. No patch or remediation details are provided in the available data, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation allows remote authenticated users to gain root-level command execution on the router by enabling Telnet through bypassing security controls. This compromises the router's integrity and could lead to further compromise of connected devices.
Mitigation Recommendations
Patch status is not yet confirmed — check the ASUS Security Advisory for current remediation guidance. Until an official fix is available, restrict authenticated access to the router's management interface and monitor for unusual Telnet service activity.
CVE-2026-13313: CWE-489: Active Debug Code in ASUS Router
Description
CVE-2026-13313 is a high-severity vulnerability in certain ASUS router models involving active debug code. It allows a remote authenticated user to bypass security controls via a crafted HTTP request, enabling the Telnet service. This leads to arbitrary command execution with root privileges on the affected router, potentially impacting other devices connected to it.
CVSS v4.0
Score 8.9high
Affected software
ASUS
Router
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-13313) is classified under CWE-489 (Active Debug Code) and affects certain ASUS routers. An authenticated attacker can send a specially crafted HTTP request to bypass security mechanisms and activate the Telnet service. Once enabled, the attacker can execute arbitrary commands with root privileges on the router, which may also affect other devices on the network. The CVSS 4.0 score is 8.9, indicating high severity. No patch or remediation details are provided in the available data, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation allows remote authenticated users to gain root-level command execution on the router by enabling Telnet through bypassing security controls. This compromises the router's integrity and could lead to further compromise of connected devices.
Mitigation Recommendations
Patch status is not yet confirmed — check the ASUS Security Advisory for current remediation guidance. Until an official fix is available, restrict authenticated access to the router's management interface and monitor for unusual Telnet service activity.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ASUS
- Date Reserved
- 2026-06-25T06:14:34.338Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abdc3062a4e24523d3c647c
Added to database: 10/01/2026, 02:18:46 UTC
Last enriched: 10/01/2026, 02:33:00 UTC
Last updated: 10/01/2026, 04:41:12 UTC
Views: 10
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