CVE-2016-7076 Information

Description

sudo before version 1.8.18p1 is vulnerable to a bypass in the sudo noexec restriction if application run via sudo executed wordexp() C library function with a user supplied argument. A local user permitted to run such application via sudo with noexec restriction could possibly use this flaw to execute arbitrary commands with elevated privileges.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://rhn.redhat.com/errata/RHSA-2016-2872.html http://www.securityfocus.com/bid/95778 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-7076 https://security.netapp.com/advisory/ntap-20181127-0002/ https://usn.ubuntu.com/3968-1/ https://usn.ubuntu.com/3968-3/ https://www.sudo.ws/alerts/noexec_wordexp.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8