CVE-2023-0284: Improper validation of LDAP user IDs

Published Jan 24, 2023
·
Updated

Improper Input Validation of LDAP user IDs in Tribe29 Checkmk allows attackers that can control LDAP user IDs to manipulate files on the server. Checkmk <= 2.1.0p19, Checkmk <= 2.0.0p32, and all versions of Checkmk 1.6.0 (EOL) are affected.

Affected Software

141 affected components
Tribe29 Checkmk>=1.6.0<2.0.0
Tribe29 Checkmk=2.0.0
Tribe29 Checkmk=2.0.0-b1
Tribe29 Checkmk=2.0.0-b2
Tribe29 Checkmk=2.0.0-b3
Tribe29 Checkmk=2.0.0-b4
Tribe29 Checkmk=2.0.0-b5
Tribe29 Checkmk=2.0.0-b6
Tribe29 Checkmk=2.0.0-b7
Tribe29 Checkmk=2.0.0-b8
Tribe29 Checkmk=2.0.0-i1
Tribe29 Checkmk=2.0.0-p1
Tribe29 Checkmk=2.0.0-p10
Tribe29 Checkmk=2.0.0-p11
Tribe29 Checkmk=2.0.0-p12
Tribe29 Checkmk=2.0.0-p13
Tribe29 Checkmk=2.0.0-p14
Tribe29 Checkmk=2.0.0-p15
Tribe29 Checkmk=2.0.0-p16
Tribe29 Checkmk=2.0.0-p17
Tribe29 Checkmk=2.0.0-p18
Tribe29 Checkmk=2.0.0-p19
Tribe29 Checkmk=2.0.0-p2
Tribe29 Checkmk=2.0.0-p20
Tribe29 Checkmk=2.0.0-p21
Tribe29 Checkmk=2.0.0-p22
Tribe29 Checkmk=2.0.0-p23
Tribe29 Checkmk=2.0.0-p24
Tribe29 Checkmk=2.0.0-p25
Tribe29 Checkmk=2.0.0-p26
Tribe29 Checkmk=2.0.0-p27
Tribe29 Checkmk=2.0.0-p28
Tribe29 Checkmk=2.0.0-p29
Tribe29 Checkmk=2.0.0-p3
Tribe29 Checkmk=2.0.0-p30
Tribe29 Checkmk=2.0.0-p31
Tribe29 Checkmk=2.0.0-p32
Tribe29 Checkmk=2.0.0-p4
Tribe29 Checkmk=2.0.0-p5
Tribe29 Checkmk=2.0.0-p6
Tribe29 Checkmk=2.0.0-p7
Tribe29 Checkmk=2.0.0-p8
Tribe29 Checkmk=2.0.0-p9
Tribe29 Checkmk=2.1.0-b1
Tribe29 Checkmk=2.1.0-b2
Tribe29 Checkmk=2.1.0-b3
Tribe29 Checkmk=2.1.0-b4
Tribe29 Checkmk=2.1.0-b5
Tribe29 Checkmk=2.1.0-b6
Tribe29 Checkmk=2.1.0-b7
Tribe29 Checkmk=2.1.0-b8
Tribe29 Checkmk=2.1.0-b9
Tribe29 Checkmk=2.1.0-p1
Tribe29 Checkmk=2.1.0-p10
Tribe29 Checkmk=2.1.0-p11
Tribe29 Checkmk=2.1.0-p12
Tribe29 Checkmk=2.1.0-p13
Tribe29 Checkmk=2.1.0-p14
Tribe29 Checkmk=2.1.0-p15
Tribe29 Checkmk=2.1.0-p16
Tribe29 Checkmk=2.1.0-p17
Tribe29 Checkmk=2.1.0-p18
Tribe29 Checkmk=2.1.0-p19
Tribe29 Checkmk=2.1.0-p2
Tribe29 Checkmk=2.1.0-p3
Tribe29 Checkmk=2.1.0-p4
Tribe29 Checkmk=2.1.0-p5
Tribe29 Checkmk=2.1.0-p6
Tribe29 Checkmk=2.1.0-p7
Tribe29 Checkmk=2.1.0-p8
Tribe29 Checkmk=2.1.0-p9
CheckMK Checkmk=2.0.0
CheckMK Checkmk=2.0.0-b1
CheckMK Checkmk=2.0.0-b2
CheckMK Checkmk=2.0.0-b3
CheckMK Checkmk=2.0.0-b4
CheckMK Checkmk=2.0.0-b5
CheckMK Checkmk=2.0.0-b6
CheckMK Checkmk=2.0.0-b7
CheckMK Checkmk=2.0.0-b8
CheckMK Checkmk=2.0.0-i1
CheckMK Checkmk=2.0.0-p1
CheckMK Checkmk=2.0.0-p10
CheckMK Checkmk=2.0.0-p11
CheckMK Checkmk=2.0.0-p12
CheckMK Checkmk=2.0.0-p13
CheckMK Checkmk=2.0.0-p14
CheckMK Checkmk=2.0.0-p15
CheckMK Checkmk=2.0.0-p16
CheckMK Checkmk=2.0.0-p17
CheckMK Checkmk=2.0.0-p18
CheckMK Checkmk=2.0.0-p19
CheckMK Checkmk=2.0.0-p2
CheckMK Checkmk=2.0.0-p20
CheckMK Checkmk=2.0.0-p21
CheckMK Checkmk=2.0.0-p22
CheckMK Checkmk=2.0.0-p23
CheckMK Checkmk=2.0.0-p24
CheckMK Checkmk=2.0.0-p25
CheckMK Checkmk=2.0.0-p26
CheckMK Checkmk=2.0.0-p27
CheckMK Checkmk=2.0.0-p28
CheckMK Checkmk=2.0.0-p29
CheckMK Checkmk=2.0.0-p3
CheckMK Checkmk=2.0.0-p30
CheckMK Checkmk=2.0.0-p31
CheckMK Checkmk=2.0.0-p32
CheckMK Checkmk=2.0.0-p4
CheckMK Checkmk=2.0.0-p5
CheckMK Checkmk=2.0.0-p6
CheckMK Checkmk=2.0.0-p7
CheckMK Checkmk=2.0.0-p8
CheckMK Checkmk=2.0.0-p9
CheckMK Checkmk=2.1.0-b1
CheckMK Checkmk=2.1.0-b2
CheckMK Checkmk=2.1.0-b3
CheckMK Checkmk=2.1.0-b4
CheckMK Checkmk=2.1.0-b5
CheckMK Checkmk=2.1.0-b6
CheckMK Checkmk=2.1.0-b7
CheckMK Checkmk=2.1.0-b8
CheckMK Checkmk=2.1.0-b9
CheckMK Checkmk=2.1.0-p1
CheckMK Checkmk=2.1.0-p10
CheckMK Checkmk=2.1.0-p11
CheckMK Checkmk=2.1.0-p12
CheckMK Checkmk=2.1.0-p13
CheckMK Checkmk=2.1.0-p14
CheckMK Checkmk=2.1.0-p15
CheckMK Checkmk=2.1.0-p16
CheckMK Checkmk=2.1.0-p17
CheckMK Checkmk=2.1.0-p18
CheckMK Checkmk=2.1.0-p19
CheckMK Checkmk=2.1.0-p2
CheckMK Checkmk=2.1.0-p3
CheckMK Checkmk=2.1.0-p4
CheckMK Checkmk=2.1.0-p5
CheckMK Checkmk=2.1.0-p6
CheckMK Checkmk=2.1.0-p7
CheckMK Checkmk=2.1.0-p8
CheckMK Checkmk=2.1.0-p9

Event History

Jan 24, 2023
CVE Published
via MITRE·12:03 PM
Data Sourced
via MITRE·12:03 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2023-0284?

CVE-2023-0284 has a critical severity due to improper input validation that allows remote file manipulation.

2

How do I fix CVE-2023-0284?

To fix CVE-2023-0284, upgrade to Checkmk version 2.1.0p20 or later, or apply the relevant patches if available.

3

Which versions are affected by CVE-2023-0284?

CVE-2023-0284 affects Checkmk versions up to 2.1.0p19, 2.0.0p32, and all versions in the EOL 1.6.0 series.

4

What is the impact of CVE-2023-0284?

CVE-2023-0284 allows attackers to control LDAP user IDs and manipulate files on the server, compromising system integrity.

5

How can I verify if my Checkmk installation is vulnerable to CVE-2023-0284?

You can verify vulnerability by checking your Checkmk version against the affected versions listed in CVE-2023-0284.

Company

Resources

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