What is the severity of CVE-2023-50243?

CVE-2023-50243 is considered a high-severity vulnerability due to its potential for remote code execution.

How do I fix CVE-2023-50243?

To mitigate CVE-2023-50243, update to the latest version of the Realtek RTL819x Jungle SDK or any affected firmware that addresses this vulnerability.

What types of devices are affected by CVE-2023-50243?

CVE-2023-50243 affects devices using Realtek RTL819x Jungle SDK v3.4.11 and specific firmware versions like Level1 WBR-6013.

What is the exploit mechanism of CVE-2023-50243?

CVE-2023-50243 can be exploited through specially crafted HTTP requests that trigger stack-based buffer overflows.

Is remote code execution possible with CVE-2023-50243?

Yes, CVE-2023-50243 allows for remote code execution if an attacker successfully exploits the stack-based buffer overflow vulnerabilities.

Vulnerability/
CVE-2023-50243

high

7.2

CWE

121 119 787

8/7/2024

2/8/2024

CVE-2023-50243: Buffer Overflow

First published: Mon Jul 08 2024(Updated: )

Two stack-based buffer overflow vulnerabilities exist in the boa formIpQoS functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of HTTP requests can lead to remote code execution. An attacker can send a series of HTTP requests to trigger these vulnerabilities.This stack-based buffer overflow is related to the `comment` request's parameter.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
Realtek Rtl819x Jungle Software Development Kit	=3.4.11
All of
Level1 Wbr-6013 Firmware	=rer4_a_v3411b_2t2r_lev_09_170623
Level1 Wbr-6013

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Reference Links

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1895

Frequently Asked Questions

What is the severity of CVE-2023-50243?
CVE-2023-50243 is considered a high-severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2023-50243?
To mitigate CVE-2023-50243, update to the latest version of the Realtek RTL819x Jungle SDK or any affected firmware that addresses this vulnerability.
What types of devices are affected by CVE-2023-50243?
CVE-2023-50243 affects devices using Realtek RTL819x Jungle SDK v3.4.11 and specific firmware versions like Level1 WBR-6013.
What is the exploit mechanism of CVE-2023-50243?
CVE-2023-50243 can be exploited through specially crafted HTTP requests that trigger stack-based buffer overflows.
Is remote code execution possible with CVE-2023-50243?
Yes, CVE-2023-50243 allows for remote code execution if an attacker successfully exploits the stack-based buffer overflow vulnerabilities.

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