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CVE-2025-6872: Unrestricted Upload in SourceCodester Simple Company Website

Medium
VulnerabilityCVE-2025-6872cvecve-2025-6872
Published: Sun Jun 29 2025 (06/29/2025, 21:02:05 UTC)
Source: CVE Database V5
Vendor/Project: SourceCodester
Product: Simple Company Website

Description

A vulnerability classified as critical was found in SourceCodester Simple Company Website 1.0. This vulnerability affects unknown code of the file /classes/SystemSettings.php?f=update_settings. The manipulation of the argument img leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

AI-Powered Analysis

AILast updated: 06/29/2025, 21:24:27 UTC

Technical Analysis

CVE-2025-6872 is a vulnerability identified in SourceCodester Simple Company Website version 1.0, specifically within the /classes/SystemSettings.php file at the update_settings function. The vulnerability arises from improper handling of the 'img' argument, allowing an attacker to perform an unrestricted file upload. This means that an attacker can remotely upload arbitrary files to the server without authentication or user interaction. The vulnerability is classified with a CVSS 4.0 base score of 5.1, indicating a medium severity level. The attack vector is network-based (AV:N), requires low attack complexity (AC:L), and no privileges or user interaction (PR:H, UI:N) are needed, although the vector indicates privileges are required (PR:H), which suggests some level of authentication or elevated access is necessary. The impact on confidentiality, integrity, and availability is low, but the unrestricted upload could potentially be leveraged to upload malicious scripts or web shells, leading to further compromise. No public exploits are currently known in the wild, and no patches have been linked yet. The vulnerability's exploitation could allow attackers to bypass file upload restrictions, potentially leading to remote code execution or defacement if combined with other weaknesses. The lack of a patch and public exploit disclosure means organizations using this software should be vigilant and consider mitigation strategies immediately.

Potential Impact

For European organizations using SourceCodester Simple Company Website 1.0, this vulnerability poses a moderate risk. If exploited, attackers could upload malicious files, potentially leading to unauthorized access, data leakage, or service disruption. Given the medium severity and the requirement of some level of privilege, the immediate risk is somewhat contained but still significant for internal threat actors or compromised accounts. Organizations in sectors with sensitive data or critical services could face reputational damage, regulatory penalties under GDPR if personal data is compromised, and operational disruptions. The vulnerability could also serve as a foothold for lateral movement within networks. Since the product is a website framework, organizations relying on it for public-facing sites may face defacement or malware hosting risks, impacting customer trust and business continuity.

Mitigation Recommendations

1. Immediate mitigation should include restricting file upload permissions and validating file types and sizes rigorously on the server side to prevent arbitrary file uploads. 2. Implement strong authentication and authorization controls around the update_settings function to ensure only trusted users can perform uploads. 3. Employ web application firewalls (WAFs) with rules to detect and block suspicious file upload attempts targeting the vulnerable endpoint. 4. Monitor logs for unusual upload activity or access patterns to the /classes/SystemSettings.php endpoint. 5. If possible, disable or restrict the vulnerable functionality until a patch is released. 6. Conduct code reviews and penetration testing focused on file upload mechanisms to identify and remediate similar issues. 7. Keep the software updated and subscribe to vendor advisories for patch releases. 8. Consider isolating the web server environment to limit the impact of potential exploitation, such as using containerization or strict OS-level permissions.

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Technical Details

Data Version
5.1
Assigner Short Name
VulDB
Date Reserved
2025-06-28T11:01:13.553Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6861ab836f40f0eb7285d813

Added to database: 6/29/2025, 9:09:23 PM

Last enriched: 6/29/2025, 9:24:27 PM

Last updated: 7/27/2025, 8:59:07 AM

Views: 18

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