CVE-2023-34940

Name: CVE-2023-34940
Creator: NVD / NIST
Published: 2023-06-12T20:15:12.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.81%

Last modified Jun 17, 2026

CVE-2023-34940 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Asus RT-N10LX Router v2.0.0.39 was discovered to contain a stack overflow via the url parameter at /start-apply.html. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

Asus RT-N10LX Router v2.0.0.39 was discovered to contain a stack overflow via the url parameter at /start-apply.html. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.81%

52.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Asus	Rt-N10lx Firmware	2.0.0.39

References

https://github.com/OlivierLaflamme/cve/blob/main/ASUS-N10LX_2.0.0.39/URLFilterList_Stack_BOF.mdExploit, Third Party Advisory
https://github.com/OlivierLaflamme/cve/blob/main/ASUS-N10LX_2.0.0.39/URLFilterList_Stack_BOF.mdExploit, Third Party Advisory

Timeline

Published: Jun 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34940?

How severe is CVE-2023-34940?

CVE-2023-34940 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34940?

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-2023-34940?

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

Scan your code now

Source: NVD / NIST