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Vulnerability of Processeurs AMD: privilege escalation via Firmware CHIMERA

Synthesis of the vulnerability 

An attacker can bypass restrictions via Firmware CHIMERA of Processeurs AMD, in order to escalate his privileges.
Impacted systems: Windows (platform) ~ not comprehensive, Unix (platform) ~ not comprehensive.
Severity of this alert: 1/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 21/03/2018.
Références of this alert: CHIMERA, CVE-2018-8934, CVE-2018-8935, VIGILANCE-VUL-25619.

Description of the vulnerability 

An attacker can bypass restrictions via Firmware CHIMERA of Processeurs AMD, in order to escalate his privileges.
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This weakness bulletin impacts software or systems such as Windows (platform) ~ not comprehensive, Unix (platform) ~ not comprehensive.

Our Vigil@nce team determined that the severity of this computer weakness is low.

The trust level is of type confirmed by the editor, with an origin of privileged console.

This bulletin is about 2 vulnerabilities.

An attacker with a expert ability can exploit this vulnerability announce.

Solutions for this threat 

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