Vulnerability identifier: #VU49691

Vulnerability risk: Medium

CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-28185

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
TOS
Client/Desktop applications / Other client software

Vendor: TerraMaster

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to email injection in the "username" parameter in "wizard/initialise.php". A remote attacker can identify valid users within the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

TOS: 4.2.06

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External links
http://www.ihteam.net/advisory/terramaster-tos-multiple-vulnerabilities/
http://www.terra-master.com/

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Q & A

Can this vulnerability be exploited remotely?

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

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.