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CVE-2024-7335 Details

Description

A vulnerability classified as critical has been found in TOTOLINK EX200 4.0.3c.7646_B20201211. Affected is the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-273258 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/EX200/getSaveConfig.md	[email protected]	ExploitTechnical DescriptionThird Party Advisory
https://vuldb.com/?ctiid.273258	[email protected]	Permissions RequiredVDB Entry
https://vuldb.com/?id.273258	[email protected]	Permissions RequiredVDB Entry
https://vuldb.com/?submit.379313	[email protected]	VDB Entry

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	[email protected]
CWE-120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	[email protected]

Affected Products

Product	Versions
totolink ex200 firmware	4.0.3c.7646_b20201211
CPE cpe:2.3:o:totolink:ex200_firmware:4.0.3c.7646_b20201211:::::::* Remediation No remediation found in references.
totolink ex200	All versions
CPE cpe:2.3:h:totolink:ex200:-:::::::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Aug 9, 2024	Initial Analysis	[email protected]
Aug 1, 2024	New CVE Received	[email protected]