Executive Summary

Informations
Name CVE-2020-35503 First vendor Publication 2021-06-02
Vendor Cve Last vendor Modification 2022-05-13

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Overall CVSS Score 6
Base Score 6 Environmental Score 6
impact SubScore 4 Temporal Score 6
Exploitabality Sub Score 1.5
 
Attack Vector Local Attack Complexity Low
Privileges Required High 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

A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command_cancelled() callback function while dropping a SCSI request. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35503

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 199
Os 1

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210720-0008/
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1910346

Alert History

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Date Informations
2024-02-02 02:16:41
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2024-02-01 12:21:07
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2023-09-05 13:11:06
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2023-09-05 01:20:43
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2023-09-02 13:09:53
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2023-09-02 01:21:01
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2023-08-12 13:14:41
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2023-08-12 01:20:17
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2023-08-11 13:07:41
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2023-08-11 01:20:55
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2023-08-06 13:05:54
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2023-08-06 01:20:06
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2023-08-04 13:06:15
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2023-08-04 01:20:24
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2023-07-14 13:06:16
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2023-07-14 01:20:14
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2023-03-29 02:08:49
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2023-03-28 12:20:28
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2022-10-11 12:59:07
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2022-10-11 01:20:00
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2022-05-13 21:27:36
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2021-08-05 01:39:03
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2021-07-20 17:22:57
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2021-06-15 00:23:00
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2021-06-11 17:23:01
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2021-06-09 01:39:57
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2021-06-09 01:36:42
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2021-06-08 17:22:46
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2021-06-02 21:23:07
  • First insertion