CVE-2025-45512

MEDIUM

DENX U-Boot 1.1.3 - Arbitrary Code Execution via Unsigned Firmware Installation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-45512. PoCs published by AzhariRamadhan.

AI-analyzed exploit summary This repository contains a Python-based PoC for CVE-2025-45512, targeting U-Boot 1.1.3. It demonstrates five vulnerabilities, including insecure update mechanisms, hardcoded sensitive values, and debugging interface access, via serial (UART) interaction.

Description

A lack of signature verification in the bootloader of DENX Software Engineering Das U-Boot (U-Boot) v1.1.3 allows attackers to install crafted firmware files, leading to arbitrary code execution.

Exploits (1)

nomisec WORKING POC 1 stars
by AzhariRamadhan · poc
https://github.com/AzhariRamadhan/CVE-2025-45512

This repository contains a Python-based PoC for CVE-2025-45512, targeting U-Boot 1.1.3. It demonstrates five vulnerabilities, including insecure update mechanisms, hardcoded sensitive values, and debugging interface access, via serial (UART) interaction.

Classification
Working Poc 95%
Attack Type
Other
Complexity
Moderate
Reliability
Reliable
Target: U-Boot 1.1.3
No auth needed
Prerequisites: Physical access to the target device via UART · Python 3.6+ with pyserial and cryptography libraries
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory
https://github.com/AzhariRamadhan/uboot-cve

Scores

CVSS v3 6.5
EPSS 0.0030
EPSS Percentile 21.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-77
Status published
Products (1)
denx/u-boot 1.1.3
Published Aug 05, 2025
Tracked Since Feb 18, 2026