CVE-2024-42040

8.1 HIGH
Published: August 23, 2024 Modified: April 03, 2026
View on NVD

Description

Buffer Overflow vulnerability in the net/bootp.c in DENEX U-Boot from its initial commit in 2002 (3861aa5) up to today on any platform allows an attacker on the local network to leak memory from four up to 32 bytes of memory stored behind the packet to the network depending on the later use of DHCP-provided parameters via crafted DHCP responses.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/u-boot/u-boot/tags
Source: cve@mitre.org
Release Notes
https://www.schutzwerk.com/advisories/SCHUTZWERK-SA-2024-004.txt
Source: cve@mitre.org
Mitigation Third Party Advisory
http://seclists.org/fulldisclosure/2024/Aug/38
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Mitigation Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.1 / 10.0
EPSS (Exploit Probability)
0.1%
22th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

denx