SecuriTricks - CVE-2025-64053

Description

A Buffer overflow vulnerability on Fanvil x210 2.12.20 devices allows attackers to cause a denial of service or potentially execute arbitrary commands via crafted POST request to the /cgi-bin/webconfig?page=upload&action=submit endpoint.

Product(s) Impacted

Vendor	Product	Versions
Tenda	X210 Firmware X210	2.12.20 2.0

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

CWE-121

Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
o	tenda	x210_firmware	2.12.20	/	/	/	/	/	/	/
h	tenda	x210	2.0	/	/	/	/	/	/	/

References

http://fanvil.com

https://github.com/SpikeReply/advisories/blob/main/cve/fanvil/cve-2025-64053.md

CVSS Score

7.5 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: NONE
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

View Vector String

Timeline

Published: Dec. 5, 2025, 4:15 p.m.
Last Modified: Dec. 10, 2025, 9:52 p.m.

Status : Undergoing Analysis

CVE is currently being analyzed by NVD staff, this process results in association of reference link tags, CVSS scores, CWE association, and CPE applicability statements.

More info

Source

cve@mitre.org

CVE-2025-64053