CVE-2023-47856: Buffer Overflow

Published Jul 8, 2024

Updated

A stack-based buffer overflow vulnerability exists in the boa setRadvdPrefixParam functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted series of network requests can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.

Affected Software

3 affected components

Realtek Rtl819x Jungle Software Development Kit=3.4.11

All of the following

Level1 Wbr-6013 Firmware=rer4_a_v3411b_2t2r_lev_09_170623

Level1 Wbr-6013

Event History

Jul 8, 2024

CVE Published

via MITRE·03:22 PM

Data Sourced

via MITRE·03:22 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·04:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2023-47856?

CVE-2023-47856 is rated as critical due to its potential to enable remote code execution.

How do I fix CVE-2023-47856?

To mitigate CVE-2023-47856, upgrade to the latest version of the Realtek rtl819x Jungle SDK or apply any available patches.

What causes the vulnerability in CVE-2023-47856?

CVE-2023-47856 is caused by a stack-based buffer overflow in the boa set_RadvdPrefixParam functionality.

Can CVE-2023-47856 be exploited remotely?

Yes, CVE-2023-47856 can be exploited remotely via specially crafted network requests.

Which software is affected by CVE-2023-47856?

CVE-2023-47856 affects Realtek rtl819x Jungle SDK version 3.4.11 and specific Level1 Wbr-6013 firmware versions.