CVE-2024-0540

Name: CVE-2024-0540
Creator: NVD / NIST
Published: 2024-01-15T05:15:08.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.79%

Last modified Jun 17, 2026

CVE-2024-0540 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. EPSS estimates a 0.79% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. Affected is the function formOfflineSet of the component httpd. The manipulation of the argument ssidIndex 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. VDB-250710 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 3.1

9.8/10

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

EPSS Probability

0.79%

51.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	W9 Firmware	1.0.0.7\(4456\)

References

https://github.com/jylsec/vuldb/blob/main/Tenda/W9/5/README.mdBroken Link, Third Party Advisory
https://vuldb.com/?ctiid.250710Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.250710Permissions Required, Third Party Advisory, VDB Entry
https://github.com/jylsec/vuldb/blob/main/Tenda/W9/5/README.mdBroken Link, Third Party Advisory
https://vuldb.com/?ctiid.250710Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.250710Permissions Required, Third Party Advisory, VDB Entry

Timeline

Published: Jan 15, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-0540?

How severe is CVE-2024-0540?

CVE-2024-0540 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.

How do I fix CVE-2024-0540?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-0540?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST