CVE-2025-6400

Public Exploit
TOTOLINK N300RH HTTP POST Message formPortFw buffer overflow

Description

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101 and classified as critical. Affected by this issue is some unknown functionality of the file /boafrm/formPortFw of the component HTTP POST Message Handler. The manipulation of the argument service_type leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Category

7.4
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.14%
Third-Party Advisory vuldb.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: TOTOLINK N300RH
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.313394 vdb entry third party advisory technical description
https://vuldb.com/?ctiid.313394 signature permissions required vdb entry third party advisory
https://vuldb.com/?submit.597687 vdb entry third party advisory
https://github.com/d2pq/cve/blob/main/616/20.md exploit related third party advisory
https://github.com/d2pq/cve/blob/main/616/20.md#poc exploit third party advisory
https://www.totolink.net/ product

Frequently Asked Questions

What is the severity of CVE-2025-6400?
CVE-2025-6400 has been scored as a high severity vulnerability.
How to fix CVE-2025-6400?
To fix CVE-2025-6400, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-6400 being actively exploited in the wild?
It is possible that CVE-2025-6400 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6400?
CVE-2025-6400 affects TOTOLINK N300RH.
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