TP-Link AC1350/N300 Radio Scheduling httpd_portal band stack-based overflow

Summaryinfo

A vulnerability, which was classified as critical, has been found in TP-Link AC1350 and N300. This affects an unknown part of the file httpd_portal of the component Radio Scheduling. This manipulation of the argument band causes stack-based overflow. This vulnerability is registered as CVE-2023-49907. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in TP-Link AC1350 and N300 (affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file httpd_portal of the component Radio Scheduling. The manipulation of the argument band with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A stack-based buffer overflow vulnerability exists in the web interface Radio Scheduling functionality of Tp-Link AC1350 Wireless MU-MIMO Gigabit Access Point (EAP225 V3) v5.1.0 Build 20220926. A specially crafted series of HTTP requests can lead to remote code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.This vulnerability refers specifically to the overflow that occurs via the `band` parameter at offset `0x0045aad8` of the `httpd_portal` binary shipped with v5.1.0 Build 20220926 of the EAP225.

It is possible to read the advisory at talosintelligence.com. This vulnerability is known as CVE-2023-49907 since 12/01/2023. The exploitation appears to be easy. The attack can be launched remotely. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/21/2025).

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

• AC1350
• N300

License

• commercial

Website

• Vendor: https://www.tp-link.com/

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