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cve[email protected]CVE-2023-52711
HistoryMay 28, 2024 - 7:15 a.m.

CVE-2023-52711

2024-05-2807:15:10
CWE-284
web.nvd.nist.gov
37
amdpspp2cmboxv2
vulnerabilities
bypass protections
code execution
smm memory
spi flash
nvd
cve-2023-52711

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.4 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.1%

Various Issues Due To Exposed SMI Handler in AmdPspP2CmboxV2. The first issue can be leveraged to bypass the protections that have been put in place by previous UEFI phases to prevent direct access to the SPI flash. The second issue can be used to both leak and corrupt SMM memory thus potentially leading code execution in SMM

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "CurieM-WFG9B",
    "vendor": "Huawei",
    "versions": [
      {
        "status": "affected",
        "version": "CurieM-WFG9B BIOS 2.28"
      }
    ]
  }
]

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.4 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.1%

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