// For flags

CVE-2019-14287

sudo 1.8.27 - Security Bypass

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

21
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

En Sudo anteriores a 1.8.28, un atacante con acceso a una cuenta Runas ALL sudoer puede omitir ciertas listas negras de políticas y módulos PAM de sesión, y puede causar un registro incorrecto, mediante la invocación sudo con un ID de usuario creado. Por ejemplo, esto permite la omisión de la configuración root y el registro USER= para un comando "sudo -u \#$((0xffffffff))".

A flaw was found in the way sudo implemented running commands with arbitrary user ID. If a sudoers entry is written to allow the attacker to run a command as any user except root, this flaw can be used by the attacker to bypass that restriction.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-07-27 CVE Reserved
  • 2019-10-15 CVE Published
  • 2019-10-15 First Exploit
  • 2024-08-05 CVE Updated
  • 2024-11-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-267: Privilege Defined With Unsafe Actions
  • CWE-755: Improper Handling of Exceptional Conditions
CAPEC
References (58)
URL Date SRC
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00042.html 2023-11-07
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00047.html 2023-11-07
https://access.redhat.com/errata/RHBA-2019:3248 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3197 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3204 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3205 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3209 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3219 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3278 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3694 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3754 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3755 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3895 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3916 2023-11-07
https://access.redhat.com/errata/RHSA-2019:3941 2023-11-07
https://access.redhat.com/errata/RHSA-2019:4191 2023-11-07
https://access.redhat.com/errata/RHSA-2020:0388 2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IP7SIOAVLSKJGMTIULX52VQUPTVSC43U 2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NPLAM57TPJQGKQMNG6RHFBLACD6K356N 2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUVAOZBYUHZS56A5FQSCDVGXT7PW7FL2 2023-11-07
https://security.gentoo.org/glsa/202003-12 2023-11-07
https://usn.ubuntu.com/4154-1 2023-11-07
https://www.debian.org/security/2019/dsa-4543 2023-11-07
https://access.redhat.com/security/cve/CVE-2019-14287 2020-02-04
https://bugzilla.redhat.com/show_bug.cgi?id=1760531 2020-02-04
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sudo Project
Search vendor "Sudo Project"
Sudo
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< 1.8.28
Search vendor "Sudo Project" for product "Sudo" and version " < 1.8.28"
-
Affected
Fedoraproject
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Fedora
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29
Search vendor "Fedoraproject" for product "Fedora" and version "29"
-
Affected
Fedoraproject
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Fedora
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30
Search vendor "Fedoraproject" for product "Fedora" and version "30"
-
Affected
Fedoraproject
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Fedora
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31
Search vendor "Fedoraproject" for product "Fedora" and version "31"
-
Affected
Debian
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Debian Linux
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8.0
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-
Affected
Debian
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Debian Linux
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9.0
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-
Affected
Debian
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Debian Linux
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10.0
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-
Affected
Opensuse
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Leap
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15.0
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-
Affected
Opensuse
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Leap
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15.1
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-
Affected
Canonical
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Ubuntu Linux
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12.04
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esm
Affected
Canonical
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Ubuntu Linux
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14.04
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esm
Affected
Canonical
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Ubuntu Linux
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16.04
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lts
Affected
Canonical
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Ubuntu Linux
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18.04
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lts
Affected
Canonical
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Ubuntu Linux
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19.04
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-
Affected
Netapp
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Element Software Management Node
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--
Affected
Redhat
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Openshift Container Platform
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4.1
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-
Affected
Redhat
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Virtualization
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4.2
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-
Affected
Redhat
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Enterprise Linux
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8.0
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-
Affected
Redhat
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Enterprise Linux Desktop
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6.0
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-
Affected
Redhat
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Enterprise Linux Desktop
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7.0
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-
Affected
Redhat
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Enterprise Linux Eus
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7.5
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-
Affected
Redhat
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Enterprise Linux Eus
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7.6
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Affected
Redhat
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Enterprise Linux Eus
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7.7
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-
Affected
Redhat
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Enterprise Linux Eus
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8.1
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-
Affected
Redhat
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Enterprise Linux Eus
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8.2
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-
Affected
Redhat
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Enterprise Linux Eus
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8.4
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-
Affected
Redhat
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Enterprise Linux Server
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5.0
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-
Affected
Redhat
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Enterprise Linux Server
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6.0
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-
Affected
Redhat
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Enterprise Linux Server
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7.0
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-
Affected
Redhat
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Enterprise Linux Server Aus
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6.5
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-
Affected
Redhat
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Enterprise Linux Server Aus
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6.6
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.2
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.3
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.4
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.6
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-
Affected
Redhat
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Enterprise Linux Server Aus
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7.7
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-
Affected
Redhat
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Enterprise Linux Server Aus
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8.2
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-
Affected
Redhat
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Enterprise Linux Server Aus
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8.4
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-
Affected
Redhat
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Enterprise Linux Server Tus
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7.2
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-
Affected
Redhat
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Enterprise Linux Server Tus
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7.3
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.3"
-
Affected
Redhat
Search vendor "Redhat"
Enterprise Linux Server Tus
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7.4
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.4"
-
Affected
Redhat
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Enterprise Linux Server Tus
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7.6
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6"
-
Affected
Redhat
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Enterprise Linux Server Tus
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7.7
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.7"
-
Affected
Redhat
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Enterprise Linux Server Tus
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8.2
Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "8.2"
-
Affected
Redhat
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Enterprise Linux Server Tus
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8.4
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-
Affected
Redhat
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Enterprise Linux Workstation
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6.0
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-
Affected
Redhat
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Enterprise Linux Workstation
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7.0
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-
Affected