The use of insecure HTTP transport within AMD optional tools could allow an attacker to conduct a man-in-the-middle attack, potentially leading to arbitrary code execution.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction Passive

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

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Vendors Products
References
Link Providers
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-9027.html cve-icon cve-icon
History

Fri, 12 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
Title Insecure HTTP Transport in AMD Optional Tools Enables MITM and Arbitrary Code Execution

Fri, 12 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
Description The use of insecure HTTP transport within AMD optional tools could allow an attacker to conduct a man-in-the-middle attack, potentially leading to arbitrary code execution.
Weaknesses CWE-1428
References
Metrics cvssV4_0

{'score': 7.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-06-12T15:57:12.696Z

Reserved: 2026-04-14T17:04:42.500Z

Link: CVE-2026-40677

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-06-12T16:16:27.400

Modified: 2026-06-12T16:22:46.947

Link: CVE-2026-40677

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-12T16:30:14Z