CVE-2026-75976

A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. Impacted is the function strcpy of the file /cgi-bin/wan.cgi of the component NVRAM. This manipulation of the argument wan_l2tp_password causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVSS v3 9.9 CRITICAL
CVSS v2.0 9.0 HIGH

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/meishigana/CVE/blob/main/team15_20260702/10_823dru-rc-bof/poc/poc-rc-overflow.py
https://github.com/meishigana/CVE/tree/main/team15_20260702/10_823dru-rc-bof
https://vuldb.com/cve/CVE-2026-75976
https://vuldb.com/submit/877796
https://vuldb.com/vuln/391892
https://vuldb.com/vuln/391892/cti

Configurations

No configuration.

History

22 Oct 2026, 16:09

Type	Values Removed	Values Added
Summary		(es) Una debilidad ha sido identificada en TRENDnet TEW-823DRU 1.1.02b01. Afectada está la función strcpy del archivo /cgi-bin/wan.cgi del componente NVRAM. Esta manipulación del argumento wan_l2tp_password causa desbordamiento de búfer basado en pila. El ataque puede ser iniciado remotamente. El exploit ha sido puesto a disposición del público y podría ser usado para ataques.

Information

Published : 2026-08-19 00:16

Updated : 2026-10-22 16:09

NVD link : CVE-2026-75976

Mitre link : CVE-2026-75976

CVE.ORG link : CVE-2026-75976

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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