Executive Summary

Informations
Name CVE-2021-36386 First vendor Publication 2021-07-30
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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 None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

report_vbuild in report.c in Fetchmail before 6.4.20 sometimes omits initialization of the vsnprintf va_list argument, which might allow mail servers to cause a denial of service or possibly have unspecified other impact via long error messages. NOTE: it is unclear whether use of Fetchmail on any realistic platform results in an impact beyond an inconvenience to the client user.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36386

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 129
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.fetchmail.info/fetchmail-SA-2021-01.txt
GENTOO https://security.gentoo.org/glsa/202209-14
MISC http://www.openwall.com/lists/oss-security/2021/07/28/5
https://www.fetchmail.info/security.html
MLIST http://www.openwall.com/lists/oss-security/2021/08/09/1

Alert History

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Date Informations
2023-11-07 21:34:26
  • Multiple Updates
2022-10-28 17:27:55
  • Multiple Updates
2022-09-25 21:27:25
  • Multiple Updates
2022-07-13 17:27:41
  • Multiple Updates
2021-09-20 17:23:06
  • Multiple Updates
2021-08-19 09:22:58
  • Multiple Updates
2021-08-12 09:22:59
  • Multiple Updates
2021-08-09 17:22:50
  • Multiple Updates
2021-07-30 21:23:09
  • First insertion