CVE-2024-21778: Buffer Overflow

Published Jul 8, 2024

Updated

A heap-based buffer overflow vulnerability exists in the configuration file mibinitvaluearray functionality of Realtek rtl819x Jungle SDK v3.4.11. A specially crafted .dat file can lead to arbitrary code execution. An attacker can upload a malicious file 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·03:25 PM

Data Sourced

via MITRE·03:25 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·04:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2024-21778?

CVE-2024-21778 is considered a critical vulnerability due to its potential for arbitrary code execution.

How do I fix CVE-2024-21778?

To mitigate CVE-2024-21778, it is recommended to upgrade to an unaffected version of the Realtek rtl819x Jungle SDK.

Which software versions are affected by CVE-2024-21778?

CVE-2024-21778 affects Realtek rtl819x Jungle SDK version 3.4.11 and certain versions of Level1 WBR-6013 firmware.

What types of attacks can exploit CVE-2024-21778?

An attacker can exploit CVE-2024-21778 by uploading a specially crafted .dat file to trigger the heap-based buffer overflow.

What is the impact of CVE-2024-21778?

The impact of CVE-2024-21778 includes the potential for an attacker to execute arbitrary code on the affected system.