CVE-2019-14287 Information

Description

In Sudo before 1.8.28 an attacker with access to a Runas ALL sudoer account can bypass certain policy blacklists and session PAM modules and can cause incorrect logging by invoking sudo with a crafted user ID. For example this allows bypass of !root configuration and USER= logging for a \sudo -u \$((0xffffffff))\ command.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00042.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00047.html http://packetstormsecurity.com/files/154853/Slackware-Security-Advisory-sudo-Updates.html http://www.openwall.com/lists/oss-security/2019/10/14/1 http://www.openwall.com/lists/oss-security/2019/10/24/1 http://www.openwall.com/lists/oss-security/2019/10/29/3 https://access.redhat.com/errata/RHBA-2019:3248 https://access.redhat.com/errata/RHSA-2019:3197 https://access.redhat.com/errata/RHSA-2019:3204 https://access.redhat.com/errata/RHSA-2019:3205 https://access.redhat.com/errata/RHSA-2019:3209 https://access.redhat.com/errata/RHSA-2019:3219 https://access.redhat.com/errata/RHSA-2019:3278 https://access.redhat.com/errata/RHSA-2019:3694 https://access.redhat.com/errata/RHSA-2019:3754 https://access.redhat.com/errata/RHSA-2019:3755 https://access.redhat.com/errata/RHSA-2019:3895 https://access.redhat.com/errata/RHSA-2019:3916 https://access.redhat.com/errata/RHSA-2019:3941 https://access.redhat.com/errata/RHSA-2019:4191 https://access.redhat.com/errata/RHSA-2020:0388 https://lists.debian.org/debian-lts-announce/2019/10/msg00022.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IP7SIOAVLSKJGMTIULX52VQUPTVSC43U/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NPLAM57TPJQGKQMNG6RHFBLACD6K356N/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TUVAOZBYUHZS56A5FQSCDVGXT7PW7FL2/ https://resources.whitesourcesoftware.com/blog-whitesource/new-vulnerability-in-sudo-cve-2019-14287 https://seclists.org/bugtraq/2019/Oct/20 https://seclists.org/bugtraq/2019/Oct/21 https://security.gentoo.org/glsa/202003-12 https://security.netapp.com/advisory/ntap-20191017-0003/ https://support.f5.com/csp/article/K53746212?utm_source=f5support&utm_medium=RSS https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbns03976en_us https://usn.ubuntu.com/4154-1/ https://www.debian.org/security/2019/dsa-4543 https://www.openwall.com/lists/oss-security/2019/10/15/2 https://www.sudo.ws/alerts/minus_1_uid.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

8.8