CVE-2023-39747: Buffer Overflow

Published Aug 21, 2023
·
Updated

TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 were discovered to contain a buffer overflow via the radiusSecret parameter at /userRpm/WlanSecurityRpm.

Affected Software

6 affected components
TP-Link Tl-wr940n V2 Firmware
TP-Link TL-WR940N V2
TP-Link Tl-wr941nd V5 Firmware
TP-Link TL-WR941ND V5
TP-Link Tl-wr841n V8 Firmware
TP-Link TL-WR841N V8

Event History

Aug 21, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is CVE-2023-39747?

CVE-2023-39747 is a vulnerability found in TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 routers, which allows for a buffer overflow via the radiusSecret parameter at /userRpm/WlanSecurityRpm.

2

What is the severity of CVE-2023-39747?

The severity of CVE-2023-39747 is rated as critical with a CVSS severity score of 9.8.

3

How can the CVE-2023-39747 vulnerability be exploited?

CVE-2023-39747 can be exploited by sending a specially crafted request to the affected routers, causing a buffer overflow and potentially allowing an attacker to execute arbitrary code.

4

Which TP-Link router models are affected by CVE-2023-39747?

TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 routers are affected by CVE-2023-39747.

5

Is there a fix for CVE-2023-39747?

At the moment, there is no official fix or patch available for CVE-2023-39747. It is recommended to monitor the vendor's website for any updates or mitigation measures.

Contact

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