CVE-2021-46744
MEDIUM
6.5
CVSS Score
Published: May 11, 2022 at 04:40 PM UTC
Updated: June 17, 2026 at 04:15 AM UTC
198 products affected across 1 vendorEpyc 7713P FirmwareEpyc 7663 FirmwareEpyc 7413 Firmware
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.3%
Description
An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2022/08/08/6x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1033CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-203
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