Executive Summary

Informations
Name CVE-2021-3667 First vendor Publication 2022-03-02
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:S/C:N/I:N/A:P)
Cvss Base Score 3.5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 6.8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function where a locked virStoragePoolObj object is not properly released on ACL permission failure. Clients connecting to the read-write socket with limited ACL permissions could use this flaw to acquire the lock and prevent other users from accessing storage pool/volume APIs, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3667

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 239
Os 1

Sources (Detail)

https://bugzilla.redhat.com/show_bug.cgi?id=1986094
https://gitlab.com/libvirt/libvirt/-/commit/447f69dec47e1b0bd15ecd7cd49a9fd3b...
https://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=447f69dec47e1b0bd15ecd7...
https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html
https://security.gentoo.org/glsa/202210-06
https://security.netapp.com/advisory/ntap-20220331-0005/
Source Url

Alert History

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Date Informations
2024-11-28 13:59:00
  • Multiple Updates
2024-08-02 13:27:06
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2024-08-02 01:26:06
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2024-04-01 17:27:30
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2024-02-02 02:27:16
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2024-02-01 12:24:21
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2023-09-05 13:21:33
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2023-09-05 01:23:51
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2023-09-02 13:20:05
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2023-09-02 01:24:13
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2023-08-12 13:26:10
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2023-08-12 01:23:27
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2023-08-11 13:18:26
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2023-08-11 01:24:13
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2023-08-06 13:16:23
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2023-08-06 01:23:11
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2023-08-04 13:16:45
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2023-08-04 01:23:32
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2023-07-14 13:16:49
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2023-07-14 01:23:20
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2023-05-26 02:08:16
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2023-03-29 02:18:56
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2023-03-28 12:23:33
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2023-02-13 05:27:35
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2023-02-03 05:27:39
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2022-10-29 00:27:50
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2022-10-16 21:27:19
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2022-10-11 13:08:31
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2022-10-11 01:22:59
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2022-06-04 09:27:14
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2022-03-31 13:23:04
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2022-03-11 00:23:01
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2022-03-03 17:22:58
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2022-03-03 05:22:56
  • First insertion