CVE-2025-6400

HIGH

Totolink N300rh Firmware - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formPortFw of the component HTTP POST Message Handler. The manipulation of the argument service_type leads to buffer overflow. The attack may 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.313394
Permissions Required, Third Party Advisory, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.313394
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.597687
Exploit, Third Party Advisory exploit
https://github.com/d2pq/cve/blob/main/616/20.md#poc
Product product
https://www.totolink.net/

Scores

CVSS v3 8.8
EPSS 0.0136
EPSS Percentile 80.2%
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/n300rh_firmware 6.1c.1390_b20191101
Published Jun 21, 2025
Tracked Since Feb 18, 2026