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Statamic CMS remote code execution via front-end form uploads

High severity GitHub Reviewed Published Nov 10, 2023 in statamic/cms

Package

composer statamic/cms (Composer)

Affected versions

>= 4.0.0, < 4.33.0
< 3.4.13

Patched versions

4.33.0
3.4.13

Description

Impact

On front-end forms with an asset upload field, PHP files crafted to look like images may be uploaded regardless of mime validation rules. This only affects forms using the "Forms" feature and not just any arbitrary form. This does not affect the control panel.

Patches

It has been patched in 3.4.13 and 4.33.0.

References

@jasonvarga jasonvarga published to statamic/cms Nov 10, 2023
Published by the National Vulnerability Database Nov 10, 2023
Published to the GitHub Advisory Database Nov 12, 2023
Reviewed Nov 12, 2023

Severity

High
8.4
/ 10

CVSS base metrics

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

Weaknesses

CVE ID

CVE-2023-47129

GHSA ID

GHSA-72hg-5wr5-rmfc

Source code

Credits

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