CVE-2025-8137

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-8137
A vulnerability has been found in TOTOLINK A702R 4.0.0-B20230721.1521 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formIpQoS of the component HTTP POST Request Handler. The manipulation of the argument mac leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formIpQoS.md Exploit Third Party Advisory
https://vuldb.com/?ctiid.317533 Permissions Required
https://vuldb.com/?id.317533 Third Party Advisory VDB Entry
https://vuldb.com/?submit.620483 Third Party Advisory VDB Entry
https://www.totolink.net/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20230721.1521:*:*:*:*:*:*:*
cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*
History

28 Jul 2025, 21:16

Type Values Removed Values Added
References () https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formIpQoS.md - () https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formIpQoS.md - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.317533 - () https://vuldb.com/?ctiid.317533 - Permissions Required
References () https://vuldb.com/?id.317533 - () https://vuldb.com/?id.317533 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.620483 - () https://vuldb.com/?submit.620483 - Third Party Advisory, VDB Entry
References () https://www.totolink.net/ - () https://www.totolink.net/ - Product
Summary
  • (es) Se ha detectado una vulnerabilidad en TOTOLINK A702R 4.0.0-B20230721.1521, clasificada como crítica. Esta vulnerabilidad afecta a una funcionalidad desconocida del archivo /boafrm/formIpQoS del componente HTTP POST Request Handler. La manipulación del argumento "mac" provoca un desbordamiento del búfer. El ataque puede ejecutarse en remoto. Se ha hecho público el exploit y puede que sea utilizado.
First Time Totolink a702r
Totolink a702r Firmware
Totolink
CPE cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*
cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20230721.1521:*:*:*:*:*:*:*

25 Jul 2025, 08:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-25 08:15

Updated : 2025-07-28 21:16

NVD link : CVE-2025-8137

Mitre link : CVE-2025-8137

CVE.ORG link : CVE-2025-8137

JSON object : View

Products Affected

totolink

  • a702r
  • a702r_firmware
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')