CVE-2024-40503

Name: CVE-2024-40503
Creator: NVD / NIST
Published: 2024-07-16T19:15:13.043+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2024-40503 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of service via the Routing functionality and ICMP packet handling.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of service via the Routing functionality and ICMP packet handling.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.40%

31.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-940

Affected Software

Vendor	Product	Versions
Tenda	Ax12 Firmware	16.03.49.18_cn

References

https://gist.github.com/Mivik/8927ad100a638756e1fe214dd5fca5f9Exploit, Third Party Advisory
https://gist.github.com/Mivik/8927ad100a638756e1fe214dd5fca5f9Exploit, Third Party Advisory

Timeline

Published: Jul 16, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-40503?

An issue in Tenda AX12 v.16.03.49.18_cn+ allows a remote attacker to cause a denial of service via the Routing functionality and ICMP packet handling.

How severe is CVE-2024-40503?

CVE-2024-40503 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40503?

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-2024-40503?

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

Scan your code now

Source: NVD / NIST