CVE-2024-42040

HIGH EPSS 44.2%
Published Aug 23, 20241y ago · Modified Jun 17, 20261w ago
8.1 CVSS 3.1
High
Find Similar
Published Aug 23, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.1
Exploitability
2.8
Impact
5.2
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
44.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-120

Affected Products 1

VendorProductVersionRange
denxu-boot* ≤2025.10

References 3

  • seclists.org http://seclists.org/fulldisclosure/2024/Aug/38
    Mailing ListMitigationThird Party Advisory
  • github.com https://github.com/u-boot/u-boot/tags
    Release Notes
  • schutzwerk.com https://www.schutzwerk.com/advisories/SCHUTZWERK-SA-2024-004.txt
    MitigationThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.