CVE-2021-31933
high-risk
Published 2021-04-30
A remote code execution vulnerability exists in Chamilo through 1.11.14 due to improper input sanitization of a parameter used for file uploads, and improper file-extension filtering for certain filenames (e.g., .phar or .pht). A remote authenticated administrator is able to upload a file containing arbitrary PHP code into specific directories via main/inc/lib/fileUpload.lib.php directory traversal to achieve PHP code execution.
Do I need to act?
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14.8% chance of exploitation in next 30 days
EPSS score — higher than 85% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.2/10
High
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (8)
50
/ 100
high-risk
Severity
26/34 · High
Exploitability
19/34 · Moderate
Exposure
5/34 · Minimal