Vulnerability CVE-2021-43421
Published: 2022-04-07

Description:
A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.

Type:

CWE-434

 (Unrestricted Upload of File with Dangerous Type)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Std42 -> Elfinder 

 References:
https://twitter.com/infosec_90/status/1455180286354919425
https://github.com/Studio-42/elFinder/issues/3429
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