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Rt Ax88U Firmware CVE-2023-41349

HIGH
Use of Externally-Controlled Format String (CWE-134)
2023-09-18 twcert@cert.org.tw
Denial Of Service Rt Ax88U Firmware
8.8
CVSS 3.1 · Vendor: cert
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Severity by source

Vendor (cert) PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (cert) · only source for this CVE.

CVSS VectorVendor: cert

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Sep 18, 2023 - 03:15 cve.org
HIGH 8.8

DescriptionCVE.org

ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.

AnalysisAI

ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-134. ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service. Affected products include: Asus Rt-Ax88U Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Same weakness CWE-134 – Use of Externally-Controlled Format String

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CVE-2023-41349 vulnerability details – vuln.today
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