Executive Summary

Informations
Name CVE-2021-33639 First vendor Publication 2023-03-08
Vendor Cve Last vendor Modification 2023-03-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33639

Sources (Detail)

Source Url
MISC https://gitee.com/openeuler/kernel/commit/e4d0684a3ce68e7f8e11408121e791cd803...

Alert History

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0
1
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Date Informations
2023-03-15 21:27:21
  • Multiple Updates
2023-03-09 17:27:14
  • Multiple Updates
2023-03-09 05:27:17
  • First insertion