CVE-2024-21778

July 8, 2024, 4:35 p.m.

CVSS Score

7.2 / 10

Product(s) Impacted

Realtek rtl819x Jungle SDK

  • 3.4.11

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.

Weaknesses

CWE-122
Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

CWE ID: 122

Date

Published: July 8, 2024, 4:15 p.m.

Last Modified: July 8, 2024, 4:35 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

talos-cna@cisco.com

CVSS Data

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score
7.2
Exploitability Score
1.2
Impact Score
5.9
Base Severity
HIGH
CVSS Vector String

The CVSS vector string provides an in-depth view of the vulnerability metrics.

View Vector String

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References