ByteOS Network

NVD Vulnerability Details :

CVE-2021-31933

Analyzed

Source-cve@mitre.org

Published At-30 Apr, 2021 | 21:15

Updated At-28 Jun, 2022 | 14:11

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.1	7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Secondary	3.1	7.2	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary	2.0	6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P

CPE Matches

chamilo>>chamilo>>Versions up to 1.11.14(inclusive)

cpe:2.3:a:chamilo:chamilo:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-706	Primary	nvd@nist.gov

References

Hyperlink	Source	Resource
http://packetstormsecurity.com/files/162572/Chamilo-LMS-1.11.14-Remote-Code-Execution.html	cve@mitre.org	Exploit Third Party Advisory VDB Entry
https://github.com/chamilo/chamilo-lms/commit/229302139e8d23bf6862183cf219b967f6e2fbc1	cve@mitre.org	Patch Third Party Advisory
https://github.com/chamilo/chamilo-lms/commit/f65d065061a77bb2e84f73217079ce3998cf3453	cve@mitre.org	Patch Third Party Advisory
https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-48-2021-04-17-Critical-impact-high-risk-Remote-Code-Execution	cve@mitre.org	Patch Vendor Advisory

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History