What is the severity of CVE-2023-49867?

CVE-2023-49867 is classified as a high-severity vulnerability due to its potential for remote code execution.

How do I fix CVE-2023-49867?

To mitigate CVE-2023-49867, upgrade to the latest version of Realtek rtl819x Jungle SDK or apply any available patches.

What types of systems are affected by CVE-2023-49867?

CVE-2023-49867 affects Realtek rtl819x Jungle SDK version 3.4.11 and certain firmware versions of Level1 Wbr-6013 devices.

What does CVE-2023-49867 exploit?

CVE-2023-49867 exploits a stack-based buffer overflow in the boa formWsc functionality.

Can CVE-2023-49867 be triggered remotely?

Yes, CVE-2023-49867 can be triggered remotely through specially crafted HTTP requests.

Vulnerability/
CVE-2023-49867

high

7.2

CWE

121 119 787

8/7/2024

2/8/2024

CVE-2023-49867: Buffer Overflow

First published: Mon Jul 08 2024(Updated: )

A stack-based buffer overflow vulnerability exists in the boa formWsc 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 this vulnerability.

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	=rer4_a_v3411b_2t2r_lev_09_170623
Level1 WBR-6013 Firmware

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Reference Links

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1904

Frequently Asked Questions

What is the severity of CVE-2023-49867?
CVE-2023-49867 is classified as a high-severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2023-49867?
To mitigate CVE-2023-49867, upgrade to the latest version of Realtek rtl819x Jungle SDK or apply any available patches.
What types of systems are affected by CVE-2023-49867?
CVE-2023-49867 affects Realtek rtl819x Jungle SDK version 3.4.11 and certain firmware versions of Level1 Wbr-6013 devices.
What does CVE-2023-49867 exploit?
CVE-2023-49867 exploits a stack-based buffer overflow in the boa formWsc functionality.
Can CVE-2023-49867 be triggered remotely?
Yes, CVE-2023-49867 can be triggered remotely through specially crafted HTTP requests.

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