TP-LINK TL-WR841N 3.16.9 httpd buffer overflow

Summaryinfo

A vulnerability marked as critical has been reported in TP-LINK TL-WR841N 3.16.9. This affects an unknown function of the component httpd. This manipulation causes buffer overflow. This vulnerability appears as CVE-2022-30024. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in TP-LINK TL-WR841N 3.16.9 (Router Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code of the component httpd. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow in the httpd daemon on TP-Link TL-WR841N V12 (firmware version 3.16.9) devices allows an authenticated remote attacker to execute arbitrary code via a GET request to the page for the System Tools of the Wi-Fi network. This affects TL-WR841 V12 TL-WR841N(EU)_V12_160624 and TL-WR841 V11 TL-WR841N(EU)_V11_160325 , TL-WR841N_V11_150616 and TL-WR841 V10 TL-WR841N_V10_150310 are also affected.

The weakness was presented 07/14/2022. The advisory is shared at pastebin.com. This vulnerability is known as CVE-2022-30024 since 05/02/2022. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Router Operating System

Vendor

• TP-LINK

Name

• TL-WR841N

Version

• 3.16.9

License

• commercial

Website

• Vendor: https://www.tp-link.com/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Duplicate

• Submit #XXXXXX: Xx-xxxx Xxxxxxxxxxxx Xx., Xxx. Xx-xxxxxxx Xxxxxxxx Xxxxxx Xxx_xxxxxx Xxxxxx Xxxxxxxx (by alc9700)

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