National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-12130 Detail

Current Description

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

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.6 MEDIUM
Vector: AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N (V3 legend)
Impact Score: 4.0
Exploitability Score: 1.1


Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.7 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:N/A:N) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00014.html
https://access.redhat.com/errata/RHSA-2019:1455
https://lists.debian.org/debian-lts-announce/2019/06/msg00018.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/ Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/28
https://seclists.org/bugtraq/2019/Jun/36
https://usn.ubuntu.com/3977-3/
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00233.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Information Leak / Disclosure (CWE-200)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:intel:microarchitectural_fill_buffer_data_sampling_firmware:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:h:intel:microarchitectural_fill_buffer_data_sampling:-:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-12130
NVD Published Date:
05/30/2019
NVD Last Modified:
06/11/2019