Executive Summary

Informations
Name CVE-2020-26541 First vendor Publication 2020-10-02
Vendor Cve Last vendor Modification 2020-10-05

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 5.9 Temporal Score 6.5
Exploitabality Sub Score 0.6
 
Attack Vector Local Attack Complexity Low
Privileges Required High User Interaction Required
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.9 Attack Range Local
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The Linux kernel through 5.8.13 does not properly enforce the Secure Boot Forbidden Signature Database (aka dbx) protection mechanism. This affects certs/blacklist.c and certs/system_keyring.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26541

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 3344

Sources (Detail)

Source Url
MISC https://lkml.org/lkml/2020/9/15/1871

Alert History

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0
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Date Informations
2020-10-05 09:22:55
  • Multiple Updates
2020-10-03 09:22:54
  • Multiple Updates
2020-10-03 00:23:00
  • First insertion