Executive Summary
Informations | |||
---|---|---|---|
Name | CVE-2021-26311 | First vendor Publication | 2021-05-13 |
Vendor | Cve | Last vendor Modification | 2021-05-25 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | |||
---|---|---|---|
Overall CVSS Score | 7.2 | ||
Base Score | 7.2 | Environmental Score | 7.2 |
impact SubScore | 5.9 | Temporal Score | 7.2 |
Exploitabality Sub Score | 1.2 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | High | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | High |
Integrity Impact | High | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:S/C:C/I:C/A:C) | |||
---|---|---|---|
Cvss Base Score | 9 | Attack Range | Network |
Cvss Impact Score | 10 | Attack Complexity | Low |
Cvss Expoit Score | 8 | Authentication | Requires single instance |
Calculate full CVSS 2.0 Vectors scores |
Detail
In the AMD SEV/SEV-ES feature, memory can be rearranged in the guest address space that is not detected by the attestation mechanism which could be used by a malicious hypervisor to potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to compromise the server hypervisor. |
Original Source
Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26311 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
100 % | CWE-77 | Improper Sanitization of Special Elements used in a Command ('Command Injection') |
CPE : Common Platform Enumeration
Type | Description | Count |
---|---|---|
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 | |
Hardware | 1 |
Sources (Detail)
Source | Url |
---|---|
MISC | https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1004 |
Alert History
Date | Informations |
---|---|
2021-05-25 21:23:16 |
|
2021-05-18 05:22:49 |
|
2021-05-13 17:22:46 |
|