CVE-2024-3908

Name: CVE-2024-3908
Creator: NVD / NIST
Published: 2024-04-17T12:15:07.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 8.72%

Last modified Jun 17, 2026

CVE-2024-3908 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability classified as critical has been found in Tenda AC500 2.0.1.9(1307). Affected is the function formWriteFacMac of the file /goform/WriteFacMac. EPSS estimates a 8.72% chance of exploitation in the next 30 days.

Description

A vulnerability classified as critical has been found in Tenda AC500 2.0.1.9(1307). Affected is the function formWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-261144. 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

8.72%

94.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Tenda	Ac500 Firmware	2.0.1.9\(1307\)

References

https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formWriteFacMac.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.261144Permissions Required, VDB Entry
https://vuldb.com/?id.261144Third Party Advisory, VDB Entry
https://vuldb.com/?submit.313803Third Party Advisory, VDB Entry
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formWriteFacMac.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.261144Permissions Required, VDB Entry
https://vuldb.com/?id.261144Third Party Advisory, VDB Entry
https://vuldb.com/?submit.313803Third Party Advisory, VDB Entry

Timeline

Published: Apr 17, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-3908?

How severe is CVE-2024-3908?

CVE-2024-3908 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 8.72% probability of exploitation in the next 30 days.

How do I fix CVE-2024-3908?

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-2024-3908?

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

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Source: NVD / NIST