CVE-2025-6940

HIGH

Totolink A702r Firmware - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability classified as critical was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formParentControl of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.314461
Permissions Required signature permissions-required
https://vuldb.com/?ctiid.314461
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.605861
Exploit, Third Party Advisory related
https://github.com/awindog/cve/blob/main/688/27.md
Product product
https://www.totolink.net/

Scores

CVSS v3 8.8
EPSS 0.0077
EPSS Percentile 73.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-120
Status published
Products (1)
totolink/a702r_firmware 4.0.0-b20230721.1521
Published Jul 01, 2025
Tracked Since Feb 18, 2026