CVE-2023-6740: Privilege escalation in jar_signature

Published Jan 12, 2024
·
Updated

Privilege escalation in jarsignature agent plugin in Checkmk before 2.2.0p18, 2.1.0p38 and 2.0.0p39 allows local user to escalate privileges

Affected Software

118 affected components
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-p33
CheckMK Checkmk=2.0.0-p34
CheckMK Checkmk=2.0.0-p35
CheckMK Checkmk=2.0.0-p36
CheckMK Checkmk=2.0.0-p37
CheckMK Checkmk=2.0.0-p38
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
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-p20
CheckMK Checkmk=2.1.0-p21
CheckMK Checkmk=2.1.0-p22
CheckMK Checkmk=2.1.0-p23
CheckMK Checkmk=2.1.0-p24
CheckMK Checkmk=2.1.0-p25
CheckMK Checkmk=2.1.0-p26
CheckMK Checkmk=2.1.0-p27
CheckMK Checkmk=2.1.0-p28
CheckMK Checkmk=2.1.0-p29
CheckMK Checkmk=2.1.0-p3
CheckMK Checkmk=2.1.0-p30
CheckMK Checkmk=2.1.0-p31
CheckMK Checkmk=2.1.0-p32
CheckMK Checkmk=2.1.0-p33
CheckMK Checkmk=2.1.0-p34
CheckMK Checkmk=2.1.0-p35
CheckMK Checkmk=2.1.0-p36
CheckMK Checkmk=2.1.0-p37
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
CheckMK Checkmk=2.2.0
CheckMK Checkmk=2.2.0-b1
CheckMK Checkmk=2.2.0-b2
CheckMK Checkmk=2.2.0-b3
CheckMK Checkmk=2.2.0-b4
CheckMK Checkmk=2.2.0-b5
CheckMK Checkmk=2.2.0-b6
CheckMK Checkmk=2.2.0-b7
CheckMK Checkmk=2.2.0-b8
CheckMK Checkmk=2.2.0-i1
CheckMK Checkmk=2.2.0-p1
CheckMK Checkmk=2.2.0-p10
CheckMK Checkmk=2.2.0-p11
CheckMK Checkmk=2.2.0-p12
CheckMK Checkmk=2.2.0-p13
CheckMK Checkmk=2.2.0-p14
CheckMK Checkmk=2.2.0-p15
CheckMK Checkmk=2.2.0-p16
CheckMK Checkmk=2.2.0-p17
CheckMK Checkmk=2.2.0-p2
CheckMK Checkmk=2.2.0-p3
CheckMK Checkmk=2.2.0-p4
CheckMK Checkmk=2.2.0-p5
Tribe29 Checkmk<=2.0.0

Remediation

Event History

Jan 12, 2024
CVE Published
via MITRE·07:50 AM
Data Sourced
via MITRE·07:50 AM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2023-6740?

CVE-2023-6740 has a medium severity rating, allowing local users to escalate their privileges.

2

How do I fix CVE-2023-6740?

To fix CVE-2023-6740, upgrade to Checkmk version 2.2.0p18, 2.1.0p38, or 2.0.0p39 or later.

3

Which versions of Checkmk are affected by CVE-2023-6740?

CVE-2023-6740 affects Checkmk versions prior to 2.2.0p18, 2.1.0p38, and 2.0.0p39.

4

What type of vulnerability is CVE-2023-6740?

CVE-2023-6740 is a privilege escalation vulnerability in the jar_signature agent plugin.

5

Who is impacted by CVE-2023-6740?

Any local user on affected versions of Checkmk can potentially exploit CVE-2023-6740 to escalate their privileges.

Contact

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