CVE-2025-70252
Tenda AC6 Stack Overflow Vulnerability
Description
An issue was discovered in /goform/WifiWpsStart in Tenda AC6V2.0 V15.03.06.23_multi. The index and mode are controllable. If the conditions are met to sprintf, they will be spliced into tmp. It is worth noting that there is no size check,which leads to a stack overflow vulnerability.
INFO
Published Date :
March 2, 2026, 5:16 p.m.
Last Modified :
March 6, 2026, 9:04 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Validate input sizes for index and mode.
- Implement size checks before using sprintf.
- Sanitize all user-controlled inputs.
- Update firmware to the latest secure version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-70252.
| URL | Resource |
|---|---|
| https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2025-70252 | Exploit Third Party Advisory |
| https://www.tenda.com.cn/material/show/2855 | Product |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-70252 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-70252
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-70252 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-70252 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Mar. 06, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CPE Configuration AND OR *cpe:2.3:o:tenda:ac6_firmware:15.03.06.23_multi:*:*:*:*:*:*:* OR cpe:2.3:h:tenda:ac6:2.0:*:*:*:*:*:*:* Added Reference Type MITRE: https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2025-70252 Types: Exploit, Third Party Advisory Added Reference Type MITRE: https://www.tenda.com.cn/material/show/2855 Types: Product -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 03, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-121 -
New CVE Received by [email protected]
Mar. 02, 2026
Action Type Old Value New Value Added Description An issue was discovered in /goform/WifiWpsStart in Tenda AC6V2.0 V15.03.06.23_multi. The index and mode are controllable. If the conditions are met to sprintf, they will be spliced into tmp. It is worth noting that there is no size check,which leads to a stack overflow vulnerability. Added Reference https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2025-70252 Added Reference https://www.tenda.com.cn/material/show/2855