Executive Summary

Informations
Name CVE-2020-28200 First vendor Publication 2021-06-28
Vendor Cve Last vendor Modification 2023-11-07

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:L
Overall CVSS Score 4.3
Base Score 4.3 Environmental Score 4.3
impact SubScore 1.4 Temporal Score 4.3
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 Low
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28200

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-770 Allocation of Resources Without Limits or Throttling

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 140
Os 2

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
CONFIRM https://www.openwall.com/lists/oss-security/2021/06/28/3
MISC https://dovecot.org/security

Alert History

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Date Informations
2023-11-07 21:34:35
  • Multiple Updates
2023-09-05 13:10:20
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2023-09-05 01:20:24
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2023-09-02 13:09:07
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2023-09-02 01:20:41
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2023-08-12 13:13:53
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2023-08-12 01:19:57
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2023-08-11 13:06:55
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2023-08-11 01:20:35
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2023-08-06 13:05:10
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2023-08-06 01:19:46
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2023-08-04 13:05:31
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2023-08-04 01:20:04
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2023-07-14 13:05:31
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2023-07-14 01:19:54
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2023-03-29 02:08:06
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2023-03-28 12:20:08
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2022-10-11 12:58:28
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2022-10-11 01:19:42
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2022-07-26 12:47:10
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2022-05-04 17:23:14
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2021-09-21 00:23:09
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2021-08-05 01:38:35
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2021-07-05 09:23:10
  • Multiple Updates
2021-07-02 17:22:52
  • Multiple Updates
2021-06-28 17:22:47
  • First insertion