What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-20 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability, which was classified as critical, was found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. 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 products

• TOTOLINK EX1200T: 4.1.2cu.5232_b20210713

References

• https://kn0sinna.notion.site/TOTOLINK-EX1200T-stack-based-BufferOverflow-vulnerability-20fb1876cd6e80d5b4d1f7ec16de4ec2
• https://vuldb.com/?ctiid.313302
• https://vuldb.com/?id.313302
• https://vuldb.com/?submit.595473
• https://www.totolink.net/

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