CVE-2024-8408: Linksys WRT54G POST Parameter apply.cgi validate_services_port stack-based overflow

Published Sep 4, 2024
·
Updated

A vulnerability was found in Linksys WRT54G 4.21.5. It has been rated as critical. Affected by this issue is the function validateservicesport of the file /apply.cgi of the component POST Parameter Handler. The manipulation of the argument servicesarray leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

2 affected components
All of the following
LinkSys Wrt54g Firmware=4.21.5
LinkSys WRT54G

Event History

Sep 4, 2024
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionSeverityWeakness
Dec 5, 56679
Event
via FIRST·11:50 PM
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Frequently Asked Questions

1

What is the severity of CVE-2024-8408?

CVE-2024-8408 has been rated as critical due to its potential for stack-based buffer overflow.

2

How do I fix CVE-2024-8408?

To fix CVE-2024-8408, update the Linksys WRT54G firmware to a version that addresses this vulnerability.

3

What component is affected by CVE-2024-8408?

CVE-2024-8408 affects the POST Parameter Handler in the validate_services_port function of the /apply.cgi file.

4

Who is impacted by CVE-2024-8408?

Users of Linksys WRT54G firmware version 4.21.5 are impacted by CVE-2024-8408.

5

What are the implications of CVE-2024-8408?

CVE-2024-8408 may allow an attacker to execute arbitrary code through a stack-based buffer overflow.

Contact

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