PT-2025-26270 · Totolink · Totolink Ex1200T

Orea

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Published

2025-06-19

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Updated

2025-07-02

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CVE-2025-6302

CVSS v2.0

9.0

High

VectorAV:N/AC:L/Au:S/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions TOTOLINK EX1200T version 4.1.2cu.5232 B20210713
Description A critical issue was found in the setStaticDhcpConfig function of the /cgi-bin/cstecgi.cgi file. The manipulation of the Comment argument leads to a stack-based buffer overflow. This issue can be exploited remotely.
Recommendations For TOTOLINK EX1200T version 4.1.2cu.5232 B20210713, as a temporary workaround, consider disabling the setStaticDhcpConfig function until a patch is available. Restrict access to the /cgi-bin/cstecgi.cgi file to minimize the risk of exploitation. Avoid using the Comment argument in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121CWE-119

Related Identifiers

BDU:2025-10013
CVE-2025-6302

Affected Products

Totolink Ex1200T