CVE-2024-33820

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-33820
Totolink AC1200 Wireless Dual Band Gigabit Router A3002R_V4 Firmware V4.0.0-B20230531.1404 is vulnerable to Buffer Overflow via the formWlEncrypt function of the boa server. Specifically, they exploit the length of the wlan_ssid field triggers the overflow.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 Exploit Third Party Advisory
https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a3002r:v4:*:*:*:*:*:*:*
History

17 Jun 2025, 16:44

Type Values Removed Values Added
References () https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 - () https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 - Exploit, Third Party Advisory
First Time Totolink a3002r
Totolink
Totolink a3002r Firmware
CPE cpe:2.3:h:totolink:a3002r:v4:*:*:*:*:*:*:*
cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:*:*:*:*:*:*:*

21 Nov 2024, 09:17

Type Values Removed Values Added
References () https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 - () https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17 -

03 Jul 2024, 01:58

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-120
Summary
  • (es) El Router Gigabit inalámbrico de banda dual Totolink AC1200 A3002R_V4 Firmware V4.0.0-B20230531.1404 es vulnerable al desbordamiento del búfer a través de la función formWlEncrypt del servidor boa. Específicamente, explotan la longitud del campo wlan_ssid que desencadena el desbordamiento.

01 May 2024, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-01 16:15

Updated : 2025-06-17 16:44

NVD link : CVE-2024-33820

Mitre link : CVE-2024-33820

CVE.ORG link : CVE-2024-33820

JSON object : View

Products Affected

totolink

  • a3002r
  • a3002r_firmware
CWE
CWE-120

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