CVE-2024-21778

HIGH

Realtek Rtl819x Jungle Software Development Kit - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

A heap-based buffer overflow vulnerability exists in the configuration file mib_init_value_array 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.

References (2)

Core 2

Scores

CVSS v3 7.2
EPSS 0.0051
EPSS Percentile 66.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-122 CWE-787
Status published
Products (2)
level1/wbr-6013_firmware rer4_a_v3411b_2t2r_lev_09_170623
realtek/rtl819x_jungle_software_development_kit 3.4.11
Published Jul 08, 2024
Tracked Since Feb 18, 2026