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Vulnerability Details :

CVE-2021-46792

Summary
Assigner-AMD
Assigner Org ID-b58fc414-a1e4-4f92-9d70-1add41838648
Published At-09 May, 2023 | 19:01
Updated At-28 Jan, 2025 | 15:33
Rejected At-
Credits

Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a race condition causing the ASP bootloader to perform out-of-bounds SRAM reads upon an S3 resume event potentially leading to a denial of service.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:AMD
Assigner Org ID:b58fc414-a1e4-4f92-9d70-1add41838648
Published At:09 May, 2023 | 19:01
Updated At:28 Jan, 2025 | 15:33
Rejected At:
▼CVE Numbering Authority (CNA)

Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a race condition causing the ASP bootloader to perform out-of-bounds SRAM reads upon an S3 resume event potentially leading to a denial of service.

Affected Products
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • Various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
Vendor
Advanced Micro Devices, Inc.AMD
Product
Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”
Package Name
AGESA
Platforms
  • x86
Default Status
unaffected
Versions
Affected
  • various
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-4001
vendor-advisory
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
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-4001
vendor-advisory
x_transferred
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
Resource:
vendor-advisory
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-367CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
Type: CWE
CWE ID: CWE-367
Description: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
Metrics
VersionBase scoreBase severityVector
3.15.9MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:psirt@amd.com
Published At:09 May, 2023 | 20:15
Updated At:28 Jan, 2025 | 16:15

Time-of-check Time-of-use (TOCTOU) in the BIOS2PSP command may allow an attacker with a malicious BIOS to create a race condition causing the ASP bootloader to perform out-of-bounds SRAM reads upon an S3 resume event potentially leading to a denial of service.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.9MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Secondary3.15.9MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches
Advanced Micro Devices, Inc.
amd
>>ryzen_5300g_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5300g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5300g>>-
cpe:2.3:h:amd:ryzen_5300g:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5300ge_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5300ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5300ge>>-
cpe:2.3:h:amd:ryzen_5300ge:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5500_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5500_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5500>>-
cpe:2.3:h:amd:ryzen_5500:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5600_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600>>-
cpe:2.3:h:amd:ryzen_5600:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600g_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5600g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600g>>-
cpe:2.3:h:amd:ryzen_5600g:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600ge_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5600ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600ge>>-
cpe:2.3:h:amd:ryzen_5600ge:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600x_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5600x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5600x>>-
cpe:2.3:h:amd:ryzen_5600x:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700g_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5700g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700g>>-
cpe:2.3:h:amd:ryzen_5700g:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700ge_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5700ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700ge>>-
cpe:2.3:h:amd:ryzen_5700ge:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700x_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5700x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5700x>>-
cpe:2.3:h:amd:ryzen_5700x:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5800_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800>>-
cpe:2.3:h:amd:ryzen_5800:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800x3d_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5800x3d_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800x3d>>-
cpe:2.3:h:amd:ryzen_5800x3d:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800x_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5800x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5800x>>-
cpe:2.3:h:amd:ryzen_5800x:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5900_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5900_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5900>>-
cpe:2.3:h:amd:ryzen_5900:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5900x_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5900x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5900x>>-
cpe:2.3:h:amd:ryzen_5900x:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5945wx_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5945wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5945wx>>-
cpe:2.3:h:amd:ryzen_5945wx:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5950x_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5950x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5950x>>-
cpe:2.3:h:amd:ryzen_5950x:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5955wx_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5955wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5955wx>>-
cpe:2.3:h:amd:ryzen_5955wx:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5965wx_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5965wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5965wx>>-
cpe:2.3:h:amd:ryzen_5965wx:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5975wx_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5975wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5975wx>>-
cpe:2.3:h:amd:ryzen_5975wx:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5995wx_firmware>>cezannepi-fp6_1.0.0.6
cpe:2.3:o:amd:ryzen_5995wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_5995wx>>-
cpe:2.3:h:amd:ryzen_5995wx:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100_firmware>>comboam4v2_pi_1.2.0.5
cpe:2.3:o:amd:ryzen_3100_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100>>-
cpe:2.3:h:amd:ryzen_3100:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100_firmware>>picasso_pi-fp5_1.0.0.4
cpe:2.3:o:amd:ryzen_3100_firmware:picasso_pi-fp5_1.0.0.4:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100>>-
cpe:2.3:h:amd:ryzen_3100:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100_firmware>>renoirpi-fp6_1.0.0.7
cpe:2.3:o:amd:ryzen_3100_firmware:renoirpi-fp6_1.0.0.7:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3100>>-
cpe:2.3:h:amd:ryzen_3100:-:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3300x_firmware>>comboam4v2_pi_1.2.0.5
cpe:2.3:o:amd:ryzen_3300x_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
Advanced Micro Devices, Inc.
amd
>>ryzen_3300x>>-
cpe:2.3:h:amd:ryzen_3300x:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-367Primarynvd@nist.gov
CWE-367Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-367
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-367
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001psirt@amd.com
Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
Source: psirt@amd.com
Resource:
Vendor Advisory
Hyperlink: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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