CVE-2020-14342 Information

Description

It was found that cifs-utils’ mount.cifs was invoking a shell when requesting the Samba password which could be used to inject arbitrary commands. An attacker able to invoke mount.cifs with special permission such as via sudo rules could use this flaw to escalate their privileges.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00109.html https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14342 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DUMRICFXJVCBBOSKZSKT3HFVQM6VPJU3/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JBNFSTJOQWVPFZAUJNNMAPY45PW5RTTE/ https://lists.samba.org/archive/samba-technical/2020-September/135747.html https://security.gentoo.org/glsa/202009-16

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.0