#VU55404 Information disclosure in FreeRDP - CVE-2021-37594

Vulnerability identifier: #VU55404

Vulnerability risk: Medium

CVSSv4.0: 2.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-37594

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FreeRDP
Universal components / Libraries / Libraries used by multiple products

Vendor: FreeRDP

Description

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

The vulnerability exists due to arbitrary file read vulnerability in the wfreerdp (Windows) client, if clipboard redirection is enabled (default). A malicious server can ready arbitrary file on the client's system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FreeRDP: 1.0 beta1 - 2.3.2

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External links
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-gw67-q7f9-4cg2

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.