CVE-2025-71021

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  2. Vulnerabilities (CVE)
  3. CVE-2025-71021

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

T

enda AX-1806 v1.0.0.1 was discovered to contain a stack overflow in the serverName parameter of the sub_65A28 function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

References
Link Resource
https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1806/7/1.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:ax1806_firmware:1.0.0.1:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ax1806:-:*:*:*:*:*:*:*
History

20 Jan 2026, 17:36

Type Values Removed Values Added
First Time Tenda
Tenda ax1806
Tenda ax1806 Firmware
CPE cpe:2.3:h:tenda:ax1806:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ax1806_firmware:1.0.0.1:*:*:*:*:*:*:*
References () https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1806/7/1.md - () https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1806/7/1.md - Exploit, Third Party Advisory

14 Jan 2026, 20:16

Type Values Removed Values Added
CWE CWE-121
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5

14 Jan 2026, 18:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-14 18:16

Updated : 2026-01-20 17:36

NVD link : CVE-2025-71021

Mitre link : CVE-2025-71021

CVE.ORG link : CVE-2025-71021

JSON object : View

Products Affected

tenda

CWE
CWE-121

Stack-based Buffer Overflow