Executive Summary

Informations
Name CVE-2020-25723 First vendor Publication 2020-12-02
Vendor Cve Last vendor Modification 2022-09-30

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:L
Overall CVSS Score 3.2
Base Score 3.2 Environmental Score 3.2
impact SubScore 1.4 Temporal Score 3.2
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 Low
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 reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and 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-2020-25723

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-617 Reachable Assertion

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 195
Os 1

Sources (Detail)

Source Url
CONFIRM https://security.netapp.com/advisory/ntap-20201218-0004/
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1898579
MLIST http://www.openwall.com/lists/oss-security/2020/12/22/1
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

Alert History

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Date Informations
2024-02-02 02:15:14
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2024-02-01 12:20:33
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2023-09-05 13:09:42
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2023-09-05 01:20:10
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2023-09-02 13:08:30
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2023-09-02 01:20:27
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2023-08-12 13:13:14
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2023-08-12 01:19:42
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2023-08-11 13:06:19
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2023-08-11 01:20:21
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2023-08-06 13:04:34
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2023-08-06 01:19:32
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2023-08-04 13:04:55
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2023-08-04 01:19:49
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2023-07-14 13:04:55
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2023-07-14 01:19:40
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2023-03-29 02:07:32
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2023-03-28 12:19:54
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2022-10-11 12:57:57
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2022-10-11 01:19:29
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2022-10-01 00:27:46
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2022-09-05 12:47:42
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2021-05-05 01:39:04
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2021-05-04 13:50:29
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2021-04-22 03:02:24
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2021-02-02 01:30:06
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2020-12-28 21:23:11
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2020-12-23 21:23:23
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2020-12-23 00:22:50
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2020-12-18 17:22:47
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2020-12-07 21:23:24
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2020-12-03 01:32:50
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2020-12-03 01:30:45
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2020-12-02 17:22:52
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2020-12-02 09:22:57
  • First insertion