CVE-2025-3346

Tenda AC7 SetPptpServerCfg formSetPPTPServer buffer overflow

Severity Score

8.7

*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

NVD
MITRE

A vulnerability was found in Tenda AC7 15.03.06.44. It has been rated as critical. Affected by this issue is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument pptp_server_start_ip/pptp_server_end_ip leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Eine kritische Schwachstelle wurde in Tenda AC7 15.03.06.44 ausgemacht. Davon betroffen ist die Funktion formSetPPTPServer der Datei /goform/SetPptpServerCfg. Durch Manipulation des Arguments pptp_server_start_ip/pptp_server_end_ip mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

*Credits: CH13hh

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

Low

User Interaction

None

System

Vulnerable | Subsequent

Confidentiality

High

None

Integrity

High

None

Availability

High

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Poc

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2025-04-06 CVE Reserved
2025-04-07 CVE Published
2025-04-07 CVE Updated
2025-04-07 First Exploit
2025-04-13 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (4)

URL	Tag	Source
https://vuldb.com/?id.303560	Technical Description
https://vuldb.com/?submit.551927	Third Party Advisory
https://www.tenda.com.cn	Product

URL	Date	SRC
https://github.com/CH13hh/tmp_store_cc/blob/main/AC7formSetPPTPServer/formSetPPTPServer.md	2025-04-07

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Tenda Search vendor "Tenda"		AC7 Search vendor "Tenda" for product "AC7"				15.03.06.44 Search vendor "Tenda" for product "AC7" and version "15.03.06.44"		en		Affected