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Path traversal in elFinder.NetCore

High severity GitHub Reviewed Published Sep 2, 2021 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

nuget elFinder.NetCore (NuGet)

Affected versions

<= 1.3.5

Patched versions

None

Description

This affects all versions of package elFinder.NetCore. The Path.Combine(...) method is used to create an absolute file path. Due to missing sanitation of the user input and a missing check of the generated path its possible to escape the Files directory via path traversal

References

Published by the National Vulnerability Database Sep 1, 2021
Reviewed Sep 2, 2021
Published to the GitHub Advisory Database Sep 2, 2021
Last updated Jan 27, 2023

Severity

High
8.6
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
Low
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

Weaknesses

CVE ID

CVE-2021-23428

GHSA ID

GHSA-9rjp-r58j-fxgq

Source code

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