openEuler update for freerdp

Published: 2022-05-18

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-24883 CVE-2022-24882
CWE-ID	CWE-287
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	openEuler Operating systems & Components / Operating system libwinpr-devel Operating systems & Components / Operating system package or component libwinpr Operating systems & Components / Operating system package or component freerdp-help Operating systems & Components / Operating system package or component freerdp-devel Operating systems & Components / Operating system package or component freerdp-debugsource Operating systems & Components / Operating system package or component freerdp-debuginfo Operating systems & Components / Operating system package or component freerdp Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authentication

EUVDB-ID: #VU62592

Risk: High

CVSSv4.0: 8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-24883

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

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 repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

libwinpr-devel: before 2.7.0-1

libwinpr: before 2.7.0-1

freerdp-help: before 2.7.0-1

freerdp-devel: before 2.7.0-1

freerdp-debugsource: before 2.7.0-1

freerdp-debuginfo: before 2.7.0-1

freerdp: before 2.7.0-1

CPE2.3

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1657

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.

2) Improper Authentication

EUVDB-ID: #VU62593