#VU34363 Improper Authentication in Fedora - CVE-2020-10754

Vulnerability identifier: #VU34363

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-10754

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Fedora
Operating systems & Components / Operating system

Vendor: Fedoraproject

Description

The vulnerability allows a remote authenticated user to gain access to sensitive information.

It was found that nmcli, a command line interface to NetworkManager did not honour 802-1x.ca-path and 802-1x.phase2-ca-path settings, when creating a new profile. When a user connects to a network using this profile, the authentication does not happen and the connection is made insecurely.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Fedora: 31

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10754
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/44FTVXWKDYIAMOOP2PZMUY3D2QNWAVBZ/

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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.