Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2025-8139

A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been classified as critical. This affects an unknown part of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument service_type leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Published

2025-07-25T09:15:28.313

Last Modified

2025-07-28T21:17:07.803

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-119
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	totolink	a702r_firmware	4.0.0-b20230721.1521	Yes
Hardware	totolink	a702r	-	No

References

https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formPortFw.md Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.317535 Permissions Required ([email protected])
https://vuldb.com/?id.317535 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.620485 Third Party Advisory, VDB Entry ([email protected])
https://www.totolink.net/ Product ([email protected])