Arbitrary file upload in Super File Explorer app for iOS



Published: 2020-01-28
Risk High
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-7998
CWE-ID CWE-434
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Super File Explorer
Mobile applications / Apps for mobile phones

Vendor chen lili

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Arbitrary file upload

EUVDB-ID: #VU24698

Risk: High

CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2020-7998

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file extension when uploading files in the developer path that is accessible and hidden next to the root path. A remote attacker can upload and execute arbitrary file on the system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability..

Vulnerable software versions

Super File Explorer: 1.0.1


CPE2.3 External links

http://apps.apple.com/us/app/super-file-explorer-file-viewer-file-manager/id1101973946
http://gist.github.com/adeshkolte/9e60b2483d2f20d1951beac0fc917c6f

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to perform certain actions on the device.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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