Authenticated PHP upload via spoofed image validation
Published Aug 6, 2024 · Updated Aug 7, 2024
Unrestricted file upload in itsourcecode.com Accounting System Project in Laravel 1.0 allows remote authenticated users to upload PHP files. HomeController@postUser applies Laravel image validation but accepts PHP content with a spoofed image/jpeg type and GIF89a file header. Exploitation requires a valid application account and enables code execution when the upload location is configured to execute PHP files.
Summary
What happened
Unrestricted file upload in itsourcecode.com Accounting System Project in Laravel 1.0 allows remote authenticated users to upload PHP files. HomeController@postUser applies Laravel image validation but accepts PHP content with a spoofed image/jpeg type and GIF89a file header. Exploitation requires a valid application account and enables code execution when the upload location is configured to execute PHP files.
The record
- CVE
- CVE-2024-7495
- Published
- Aug 6, 2024
- Updated
- Aug 7, 2024
- Vendor
- itsourcecode.com
- Product
- Accounting System Project in Laravel
- Classifications
- CWE-434, T1190
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Aug 6, 2024CVE publishedPublication date reported by the CVE source.
- Aug 7, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=1.0
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- HomeController postUser upload-bypass proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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