// For flags

CVE-2025-5861

Tenda AC7 AdvSetLanip fromadvsetlanip buffer overflow

Severity Score

7.4
*CVSS v4

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

A vulnerability has been found in Tenda AC7 15.03.06.44 and classified as critical. This vulnerability affects the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Se ha detectado una vulnerabilidad en Tenda AC7 15.03.06.44, clasificada como crítica. Esta vulnerabilidad afecta a la función fromadvsetlanip del archivo /goform/AdvSetLanip. La manipulación del argumento lanMask provoca un desbordamiento del búfer. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado.

In Tenda AC7 15.03.06.44 wurde eine kritische Schwachstelle gefunden. Es geht um die Funktion fromadvsetlanip der Datei /goform/AdvSetLanip. Dank Manipulation des Arguments lanMask mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

*Credits: yhryhryhr_backup
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
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
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
Poc
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2025-06-08 CVE Reserved
  • 2025-06-09 CVE Published
  • 2025-06-09 CVE Updated
  • 2025-06-09 First Exploit
  • 2025-08-16 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
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 Firmware
Search vendor "Tenda" for product "Ac7 Firmware"
 15.03.06.44
Search vendor "Tenda" for product "Ac7 Firmware" and version "15.03.06.44"
-
Affected
in Tenda
Search vendor "Tenda"
 Ac7
Search vendor "Tenda" for product "Ac7"
 1.0
Search vendor "Tenda" for product "Ac7" and version "1.0"
-
Safe