Executive Summary

Informations
Name CVE-2020-27661 First vendor Publication 2021-06-02
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

A divide-by-zero issue was found in dwc2_handle_packet in hw/usb/hcd-dwc2.c in the hcd-dwc2 USB host controller emulation of QEMU. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27661

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-369 Divide By Zero

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 195

Sources (Detail)

https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c...
https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html
Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20210720-0010/
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1890653
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html

Alert History

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Date Informations
2024-02-02 02:15:40
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2024-02-01 12:20:42
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2023-11-07 21:34:50
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2023-09-05 13:10:07
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2023-09-05 01:20:19
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2023-09-02 13:08:55
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2023-09-02 01:20:37
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2023-08-12 13:13:40
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2023-08-12 01:19:51
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2023-08-11 13:06:43
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2023-08-11 01:20:30
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2023-08-06 13:04:58
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2023-08-06 01:19:41
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2023-08-04 13:05:19
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2023-08-04 01:19:59
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2023-07-14 13:05:20
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2023-07-14 01:19:49
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2023-03-29 02:07:55
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2023-03-28 12:20:03
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2022-10-11 12:58:18
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2022-10-11 01:19:38
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2022-05-13 21:27:36
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2021-08-05 01:38:29
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2021-07-20 17:22:57
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2021-06-14 21:23:19
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2021-06-11 21:23:12
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2021-06-02 21:23:07
  • First insertion