Executive Summary

Informations
Name CVE-2019-20808 First vendor Publication 2020-12-31
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 4 Temporal Score 6.5
Exploitabality Sub Score 2
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Changed Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In QEMU 4.1.0, an out-of-bounds read flaw was found in the ATI VGA implementation. It occurs in the ati_cursor_define() routine while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could abuse this flaw to crash the QEMU process, resulting in a denial of service.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20808

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=aab0e2a661b2b6bf7915c0aefe807...
Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210205-0003/
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1841136

Alert History

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Date Informations
2023-11-07 21:36:10
  • Multiple Updates
2021-05-04 13:36:07
  • Multiple Updates
2021-04-22 02:48:32
  • Multiple Updates
2021-03-31 21:23:10
  • Multiple Updates
2021-02-05 17:22:47
  • Multiple Updates
2021-01-05 21:23:55
  • Multiple Updates
2021-01-01 01:32:43
  • Multiple Updates
2021-01-01 01:27:23
  • Multiple Updates
2020-12-31 17:22:43
  • Multiple Updates
2020-12-31 09:22:43
  • First insertion