SUSE update for openvpn-openssl1



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-0547
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		SUSE Linux Enterprise Server
Operating systems & Components / Operating system

openvpn-openssl1-down-root-plugin
Operating systems & Components / Operating system package or component

openvpn-openssl1
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU61608

Risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0547

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 processing authentication requests in external authentication plug-ins when more than one of them makes use of deferred authentication replies. A remote attacker can bypass authentication process and gain unauthorized access to the network with only partially correct credentials.

Mitigation

Update the affected package openvpn-openssl1 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server: 11-SECURITY

openvpn-openssl1-down-root-plugin: before 2.3.2-0.10.12.1

openvpn-openssl1: before 2.3.2-0.10.12.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2022/suse-su-202214937-1/


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.



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