// For flags

CVE-2023-31315

hw: amd: SMM Lock Bypass

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.

A flaw was found in hw. Improper validation in a model-specific register (MSR) could allow a malicious program with ring0 access to modify the SMM configuration while the SMI lock is enabled. This issue can lead to arbitrary code execution.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-04-27 CVE Reserved
  • 2024-08-09 CVE Published
  • 2024-08-13 EPSS Updated
  • 2024-09-12 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-94: Improper Control of Generation of Code ('Code Injection')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
AMD
Search vendor "AMD"
 AMD EPYC™ Embedded 3000
Search vendor "AMD" for product "AMD EPYC™ Embedded 3000"
 <=
Search vendor "AMD" for product "AMD EPYC™ Embedded 3000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD EPYC™ Embedded 7002
Search vendor "AMD" for product "AMD EPYC™ Embedded 7002"
 <=
Search vendor "AMD" for product "AMD EPYC™ Embedded 7002" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD EPYC™ Embedded 7003
Search vendor "AMD" for product "AMD EPYC™ Embedded 7003"
 <=
Search vendor "AMD" for product "AMD EPYC™ Embedded 7003" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded R1000
Search vendor "AMD" for product "AMD Ryzen™ Embedded R1000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded R1000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded R2000
Search vendor "AMD" for product "AMD Ryzen™ Embedded R2000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded R2000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded 5000
Search vendor "AMD" for product "AMD Ryzen™ Embedded 5000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded 5000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded 7000
Search vendor "AMD" for product "AMD Ryzen™ Embedded 7000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded 7000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded V1000
Search vendor "AMD" for product "AMD Ryzen™ Embedded V1000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded V1000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded V2000
Search vendor "AMD" for product "AMD Ryzen™ Embedded V2000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded V2000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ Embedded V3000
Search vendor "AMD" for product "AMD Ryzen™ Embedded V3000"
 <=
Search vendor "AMD" for product "AMD Ryzen™ Embedded V3000" and version " <= "
en
Affected
AMD
Search vendor "AMD"
 AMD Ryzen™ 3000 Series Desktop Processors
Search vendor "AMD" for product "AMD Ryzen™ 3000 Series Desktop Processors"
 <=
Search vendor "AMD" for product "AMD Ryzen™ 3000 Series Desktop Processors" and version " <= "
en
Affected