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CVE-2026-7747

CRITICAL

9.8

Description

A security flaw has been discovered in Totolink N300RH 3.2.4-B20220812. Affected by this vulnerability is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. Performing a manipulation of the argument Password results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published5/4/2026

Last Modified5/4/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-119CWE-120

References

https://lavender-bicycle-a5a.notion.site/TOTOLINK-N300RH-loginauth_password-34553a41781f80c0ad36f4d95122fd40?pvs=73(cna@vuldb.com)

https://vuldb.com/submit/807201(cna@vuldb.com)

https://vuldb.com/vuln/360922(cna@vuldb.com)

https://vuldb.com/vuln/360922/cti(cna@vuldb.com)

https://www.totolink.net/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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