CVE-2025-6393

HIGH

Totolink A3002ru Firmware - Memory Corruption

Title source: rule
STIX 2.1

Description

A vulnerability was found in TOTOLINK A702R, A3002R, A3002RU and EX1200T 3.0.0-B20230809.1615/4.0.0-B20230531.1404/4.0.0-B20230721.1521/4.1.2cu.5232_B20210713. It has been classified as critical. Affected is an unknown function of the file /boafrm/formIPv6Addr of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

References (9)

Core 9
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.313386
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.313386
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.597565
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.597566
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.597591
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.597592
Exploit, Third Party Advisory exploit
https://github.com/awindog/cve/blob/main/688/16.md
Product product
https://www.totolink.net/

Scores

CVSS v3 8.8
EPSS 0.0395
EPSS Percentile 88.4%
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 (4)
totolink/a3002r_firmware 4.0.0-b20230531.1404
totolink/a3002ru_firmware 3.0.0-b20230809.1615
totolink/a702r_firmware 4.0.0-b20230721.1521
totolink/ex1200t_firmware 4.1.2cu.5232_b20210713
Published Jun 21, 2025
Tracked Since Feb 18, 2026