Executive Summary

Informations
Name CVE-2020-12398 First vendor Publication 2020-07-09
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

If Thunderbird is configured to use STARTTLS for an IMAP server, and the server sends a PREAUTH response, then Thunderbird will continue with an unencrypted connection, causing email data to be sent without protection. This vulnerability affects Thunderbird < 68.9.0.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12398

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-319 Cleartext Transmission of Sensitive Information

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 419
Os 4

Sources (Detail)

https://bugzilla.mozilla.org/show_bug.cgi?id=1613623
https://usn.ubuntu.com/4421-1/
https://www.mozilla.org/security/advisories/mfsa2020-22/
Source Url

Alert History

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Date Informations
2025-02-07 02:15:50
  • Multiple Updates
2024-11-28 13:38:50
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2024-08-02 13:11:33
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2024-08-02 01:20:55
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2024-02-02 02:12:28
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2024-02-01 12:19:37
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2023-09-05 13:06:57
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2023-09-05 01:19:15
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2023-09-02 13:05:52
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2023-09-02 01:19:33
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2023-08-12 13:10:28
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2023-08-12 01:18:47
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2023-08-11 13:03:44
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2023-08-11 01:19:24
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2023-08-06 13:01:59
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2023-08-06 01:18:38
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2023-08-04 13:02:21
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2023-08-04 01:18:54
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2023-07-14 13:02:22
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2023-07-14 01:18:46
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2023-03-29 02:05:04
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2023-03-28 12:19:02
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2022-10-11 12:55:44
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2022-10-11 01:18:40
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2022-01-04 21:23:10
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2021-08-05 01:36:47
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2021-07-21 17:23:39
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2021-05-04 13:44:21
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2021-04-22 02:56:36
  • Multiple Updates
2020-07-22 21:23:07
  • Multiple Updates
2020-07-16 17:22:50
  • Multiple Updates
2020-07-09 21:22:59
  • First insertion