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CVE-2025-6393

TOTOLINK A702R/A3002R/A3002RU/EX1200T HTTP POST Request formIPv6Addr buffer overflow

Published: Jun 21, 2025Updated: Jul 9, 2025 Sources: CVE List NVD BDUCWE-119
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.8%
Top 47.9%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-120

Affected Products

A3002RTOTOLinkNetworking Infrastructure
A3002RUTOTOLinkNetworking Infrastructure
EX1200TTOTOLinkNetworking Infrastructure
A702RTOTOLinkNetworking Infrastructure
a3002ru firmwaretotolinkNetworking Infrastructure
totolinkcommercialTWNetworking Infrastructureaka totolink corp.
and 7 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/advisories/GHSA-6xw8-jh6q-85g8
github.com
https://github.com/awindog/cve/blob/main/688/15.md
github.com
https://github.com/awindog/cve/blob/main/688/16.md
github.com
and 14 more references View all →

Timeline

Published
Jun 21, 2025
Last Updated
Jul 9, 2025

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