CVE-2018-8934

The Promontory chipset, as used in AMD Ryzen and Ryzen Pro platforms, has a backdoor in firmware, aka CHIMERA-FW.

CVSS v3.0 9.0 CRITICAL
CVSS v2.0 9.3 HIGH

9.0^/10

CVSS v3.0 : CRITICAL

Vector : AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitability : 2.2 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.3^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://safefirmware.com/amdflaws_whitepaper.pdf	Third Party Advisory
https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research	Vendor Advisory
https://blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary/	Third Party Advisory
https://amdflaws.com/	Third Party Advisory

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:amd:ryzen_pro_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:amd:ryzen_pro:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:amd:ryzen_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:amd:ryzen:-:*:*:*:*:*:*:*

Information

Published : 2018-03-22 07:29

Updated : 2019-10-02 17:03

NVD link : CVE-2018-8934

Mitre link : CVE-2018-8934

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

amd

ryzen_pro
ryzen_pro_firmware
ryzen
ryzen_firmware

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