Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
CVE Vulnerability Details :
CVE-2021-26396
PUBLISHED
More InfoOfficial Page
Assigner-AMD
Assigner Org ID-b58fc414-a1e4-4f92-9d70-1add41838648
View Known Exploited Vulnerability (KEV) details
Published At-10 Jan, 2023 | 20:56
Updated At-09 Apr, 2025 | 14:54
Rejected At-
▼CVE Numbering Authority (CNA)

Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest.

Affected Products
Vendor
Advanced Micro Devices, Inc.AMD
Product
3rd Gen EPYC
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
vendor-advisory
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
vendor-advisory
x_transferred
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
Resource:
vendor-advisory
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-345CWE-345 Insufficient Verification of Data Authenticity
Type: CWE
CWE ID: CWE-345
Description: CWE-345 Insufficient Verification of Data Authenticity
Metrics
VersionBase scoreBase severityVector
3.14.4MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Version: 3.1
Base score: 4.4
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found