Vulnerability Details CVE-2023-3545
Improper sanitisation in `main/inc/lib/fileUpload.lib.php` in Chamilo LMS <= v1.11.20 on Windows and Apache installations allows unauthenticated attackers to bypass file upload security protections and obtain remote code execution via uploading of `.htaccess` file. This vulnerability may be exploited by privileged attackers or chained with unauthenticated arbitrary file write vulnerabilities, such as CVE-2023-3533, to achieve remote code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.03
EPSS Ranking 86.0%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2023-3545
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cpe:2.3:a:chamilo:chamilo:1.11
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cpe:2.3:a:chamilo:chamilo:1.11.0
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cpe:2.3:a:chamilo:chamilo:1.11.10
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cpe:2.3:a:chamilo:chamilo:1.11.12
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cpe:2.3:a:chamilo:chamilo:1.11.14
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cpe:2.3:a:chamilo:chamilo:1.11.16
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cpe:2.3:a:chamilo:chamilo:1.11.18
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cpe:2.3:a:chamilo:chamilo:1.11.2
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cpe:2.3:a:chamilo:chamilo:1.11.20
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cpe:2.3:a:chamilo:chamilo:1.11.4
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cpe:2.3:a:chamilo:chamilo:1.11.6
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cpe:2.3:a:chamilo:chamilo:1.11.8
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cpe:2.3:a:chamilo:chamilo:1.8.6.2
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cpe:2.3:a:chamilo:chamilo:1.8.7
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cpe:2.3:a:chamilo:chamilo:1.8.7.1
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cpe:2.3:a:chamilo:chamilo:1.8.8
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cpe:2.3:a:chamilo:chamilo:1.8.8.2
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cpe:2.3:a:chamilo:chamilo:1.8.8.4
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cpe:2.3:a:chamilo:chamilo:1.8.8.6
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cpe:2.3:a:chamilo:chamilo:1.9.2
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cpe:2.3:a:chamilo:chamilo:1.9.4