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CVE-2021-23394

Good to know:

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Date: June 13, 2021

The package studio-42/elfinder before 2.1.58 are vulnerable to Remote Code Execution (RCE) via execution of PHP code in a .phar file. NOTE: This only applies if the server parses .phar files as PHP.

Language: JS

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2021-23394
https://github.com/Studio-42/elFinder/issues/3295
https://github.com/Studio-42/elFinder
https://blog.sonarsource.com/elfinder-case-study-of-web-file-manager-vulnerabilities/
https://github.com/Studio-42/elFinder/commit/75ea92decc16a5daf7f618f85dc621d1b534b5e1
https://www.mend.io/vulnerability-database/CVE-2021-23394

Severity Score

Weakness Type (CWE)

Unrestricted Upload of File with Dangerous Type

CWE-434

Top Fix

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Upgrade Version

Upgrade to version 2.1.58

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CVSS v3

Base Score:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
Scope (S):
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH
Additional information:

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