Vulnerability identifier: #VU62592

Vulnerability risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-24883

CWE-ID: CWE-287

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 attacker to bypass authentication process.

The vulnerability exists due to an error when parsing SAM file during server side authentication, if the server has configured an invalid SAM path. A remote attacker can bypass authentication process and gain unauthorized access to the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FreeRDP: 1.0 - 2.6.1

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External links
http://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-qxm3-v2r6-vmwf

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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.