Executive Summary

Informations
Name CVE-2021-3603 First vendor Publication 2021-06-17
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 8.1
Base Score 8.1 Environmental Score 8.1
impact SubScore 5.9 Temporal Score 8.1
Exploitabality Sub Score 2.2
 
Attack Vector Network Attack Complexity High
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

PHPMailer 6.4.1 and earlier contain a vulnerability that can result in untrusted code being called (if such code is injected into the host project's scope by other means). If the $patternselect parameter to validateAddress() is set to 'php' (the default, defined by PHPMailer::$validator), and the global namespace contains a function called php, it will be called in preference to the built-in validator of the same name. Mitigated in PHPMailer 6.5.0 by denying the use of simple strings as validator function names.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3603

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
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.huntr.dev/bounties/1-PHPMailer/PHPMailer/
MISC https://github.com/PHPMailer/PHPMailer/commit/45f3c18dc6a2de1cb1bf49b9b249a9e...

Alert History

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Date Informations
2023-11-07 21:34:36
  • Multiple Updates
2021-09-20 21:23:32
  • Multiple Updates
2021-06-30 01:40:03
  • Multiple Updates
2021-06-30 01:40:00
  • Multiple Updates
2021-06-30 00:22:48
  • Multiple Updates
2021-06-26 09:22:48
  • Multiple Updates
2021-06-24 21:23:10
  • Multiple Updates
2021-06-17 21:23:17
  • Multiple Updates
2021-06-17 17:22:49
  • First insertion