BaseFortify

Publication date: 2025-11-20

Last updated on: 2025-11-21

Assigner: MITRE

Description

Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the rebootTime parameter of /goform/SetSysAutoRebbotCfg.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2025-11-20

Last Modified

2025-11-21

Generated

2026-07-06

AI Q&A

2025-11-20

EPSS Evaluated

2026-07-05

NVD

CVE-2025-65222

EUVD

EUVD-2025-198267

Affected Vendors & Products

Vendor	Product	Version / Range
tenda	ac21_firmware	16.03.08.16
tenda	ac21	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-121	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).

Attack-Flow Graph

Executive Summary

The vulnerability in Tenda AC21 V16.03.08.16 is a buffer overflow issue that occurs via the rebootTime parameter in the /goform/SetSysAutoRebbotCfg endpoint. This means that by sending specially crafted input to this parameter, an attacker could cause the device to behave unexpectedly or crash.

Impact Analysis

This buffer overflow vulnerability could allow an attacker to cause the device to crash or potentially execute arbitrary code, leading to denial of service or unauthorized control over the device.

Hi! I’m here to help you understand CVE-2025-65222. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70