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TYPO3 Arbitrary Shell Execution in Swiftmailer library

High severity GitHub Reviewed Published May 30, 2024 to the GitHub Advisory Database • Updated May 30, 2024

Package

composer typo3/cms (Composer)

Affected versions

>= 6.2.0, < 6.2.6
>= 6.1.0, < 6.1.12
>= 4.7.0, < 4.7.20
>= 4.5.0, < 4.5.37

Patched versions

6.2.6
6.1.12
4.7.20
4.5.37

Description

The swiftmailer library in use allows to execute arbitrary shell commands if the "From" header comes from a non-trusted source and no "Return-Path" is configured. Affected are only TYPO3 installation the configuration option

$GLOBALS['TYPO3_CONF_VARS']['MAIL']['transport']

is set to "sendmail". Installations with the default configuration are not affected.

References

Published to the GitHub Advisory Database May 30, 2024
Reviewed May 30, 2024
Last updated May 30, 2024

Severity

High
8.1
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-45xg-4w5x-j429

Source code

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