The disclosure of the Sinkclose vulnerability, affecting AMD processors since 2006, showcases a significant security oversight allowing hackers to gain access to the privileged System Management Mode. By implanting a bootkit, attackers gain persistent, undetectable control over a system, monitoring activity and surviving system reinstalls. The flaw exposes countless systems to a level of compromise where the only solution may be the physical disposal of the infected machine. This vulnerability not only undermines the trust in device security but also signifies immense potential losses in data integrity and financial repercussions for both AMD and affected users.
Source: https://www.wired.com/story/amd-chip-sinkclose-flaw/
"id": "AMD000081024",
"linkid": "AMD",
"type": "Vulnerability",
"date": "8/2024",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization’s existence"