CVE-2025-5600

TOTOLINK EX1200T cstecgi.cgi setLanguageCfg stack-based overflow

Assigner: VulDB
Reserved: 04.06.2025 Published: 04.06.2025 Updated: 04.06.2025

A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument LangType leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Score: 10

Access Vector	Network	Confidentiality Impact	Complete
Access Complexity	Low	Integrity Impact	Complete
Authentication	None	Availability Impact	Complete

CVSS 2.0

Product Status

Vendor	TOTOLINK
Product	EX1200T
Versions	Version 4.1.2cu.5232_B20210713 is affected

Vendor

TOTOLINK

Product

EX1200T

Versions

Version 4.1.2cu.5232_B20210713 is affected

Credits

asonepen (VulDB User) reporter

References

Problem Types