CVE-2025-6302: TOTOLINK EX1200T cstecgi.cgi setStaticDhcpConfig stack-based overflow

Published Jun 20, 2025
·
Updated

A vulnerability, which was classified as critical, was found in TOTOLINK EX1200T 4.1.2cu.5232B20210713. Affected is the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument Comment leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected Software

3 affected components
TOTOLINK EX1200T
All of the following
TOTOLINK EX1200T firmware=4.1.2cu.5232_b20210713
TOTOLINK EX1200T

Event History

Jun 20, 2025
CVE Published
via MITRE·03:00 AM
Data Sourced
via MITRE·03:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 AM
DescriptionSeverityWeaknessAffected Software
Jun 11, 58473
Event
via NVD·07:25 AM
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Frequently Asked Questions

1

What is the severity of CVE-2025-6302?

CVE-2025-6302 is classified as a critical vulnerability due to its potential for exploit through stack-based buffer overflow.

2

How do I fix CVE-2025-6302?

To fix CVE-2025-6302, update the TOTOLINK EX1200T firmware to the latest version that resolves this vulnerability.

3

What systems are affected by CVE-2025-6302?

CVE-2025-6302 affects the TOTOLINK EX1200T running the firmware version 4.1.2cu.5232_B20210713.

4

What type of vulnerability is CVE-2025-6302?

CVE-2025-6302 is a stack-based buffer overflow vulnerability found in the setStaticDhcpConfig function.

5

Can CVE-2025-6302 be exploited remotely?

Yes, CVE-2025-6302 can be exploited remotely if an attacker manipulates the Comment argument in the affected function.

Contact

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