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cve[email protected]CVE-2018-12130
HistoryMay 30, 2019 - 4:29 p.m.

CVE-2018-12130

2019-05-3016:29:00
CWE-200
web.nvd.nist.gov
484
2
20
cve-2018-12130
microarchitectural fill buffer data sampling
mfbds
speculative execution
information disclosure
side channel
local access
intel
security vulnerability
nvd

4.7 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

5.9 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

33.3%

Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf

Affected configurations

NVD
Node
intelmicroarchitectural_fill_buffer_data_sampling_firmwareMatch-
AND
intelmicroarchitectural_fill_buffer_data_samplingMatch-
Node
fedoraprojectfedoraMatch29

CNA Affected

[
  {
    "product": "Central Processing Units (CPUs)",
    "vendor": "Intel Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf"
      }
    ]
  }
]

References

Social References

More

4.7 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:C/I:N/A:N

5.6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

5.9 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

33.3%