Is CVE-2020-8432 actively exploited?

CVE-2020-8432 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2020-8432?

CVE-2020-8432 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2020-8432?

Patch guidance is available from denx security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2020-8432.

Which products are affected by CVE-2020-8432?

2 products: denx u-boot, opensuse leap.

Fix CVE-2020-8432 - CRITICAL denx u-boot

Description

In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-415 CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: DENX
Published: 1/29/2020
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

denx : u-bootopensuse : leap

Remediation Guidance

Executive Summary

Cite this page

CVE-2020-8432. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2020-8432

View on NIST NVD

CVE-2020-8432 vulnerability