CVE-2025-8810

A vulnerability classified as critical was found in Tenda AC20 16.03.08.05. Affected by this vulnerability is the function strcpy of the file /goform/SetFirewallCfg. The manipulation of the argument firewallEn leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

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/LaiwanHundun/CVE/blob/main/cve1	Exploit Third Party Advisory
https://vuldb.com/?ctiid.319339	Permissions Required VDB Entry
https://vuldb.com/?id.319339	Third Party Advisory VDB Entry
https://vuldb.com/?submit.627394	Third Party Advisory VDB Entry
https://www.tenda.com.cn/	Product
https://github.com/LaiwanHundun/CVE/blob/main/cve1	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:ac20_firmware:16.03.08.05:*:*:*:*:*:*:*

cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-08-10 14:15

Updated : 2025-08-14 16:29

NVD link : CVE-2025-8810

Mitre link : CVE-2025-8810

CVE.ORG link : CVE-2025-8810

JSON object : View

Products Affected

tenda

ac20
ac20_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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