CVE-2025-65000

EUVD-2025-204293
SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Affected Products (NVD)
VendorProductVersion
checkmkcheckmk
2.2.0
checkmkcheckmk
2.3.0
checkmkcheckmk
2.3.0:b1
checkmkcheckmk
2.3.0:b2
checkmkcheckmk
2.3.0:b3
checkmkcheckmk
2.3.0:b4
checkmkcheckmk
2.3.0:b5
checkmkcheckmk
2.3.0:b6
checkmkcheckmk
2.3.0:p1
checkmkcheckmk
2.3.0:p10
checkmkcheckmk
2.3.0:p11
checkmkcheckmk
2.3.0:p12
checkmkcheckmk
2.3.0:p13
checkmkcheckmk
2.3.0:p14
checkmkcheckmk
2.3.0:p15
checkmkcheckmk
2.3.0:p16
checkmkcheckmk
2.3.0:p17
checkmkcheckmk
2.3.0:p18
checkmkcheckmk
2.3.0:p19
checkmkcheckmk
2.3.0:p2
checkmkcheckmk
2.3.0:p20
checkmkcheckmk
2.3.0:p21
checkmkcheckmk
2.3.0:p22
checkmkcheckmk
2.3.0:p23
checkmkcheckmk
2.3.0:p24
checkmkcheckmk
2.3.0:p25
checkmkcheckmk
2.3.0:p26
checkmkcheckmk
2.3.0:p27
checkmkcheckmk
2.3.0:p28
checkmkcheckmk
2.3.0:p29
checkmkcheckmk
2.3.0:p3
checkmkcheckmk
2.3.0:p30
checkmkcheckmk
2.3.0:p31
checkmkcheckmk
2.3.0:p32
checkmkcheckmk
2.3.0:p33
checkmkcheckmk
2.3.0:p34
checkmkcheckmk
2.3.0:p35
checkmkcheckmk
2.3.0:p36
checkmkcheckmk
2.3.0:p37
checkmkcheckmk
2.3.0:p38
checkmkcheckmk
2.3.0:p39
checkmkcheckmk
2.3.0:p4
checkmkcheckmk
2.3.0:p40
checkmkcheckmk
2.3.0:p41
checkmkcheckmk
2.3.0:p5
checkmkcheckmk
2.3.0:p6
checkmkcheckmk
2.3.0:p7
checkmkcheckmk
2.3.0:p8
checkmkcheckmk
2.3.0:p9
checkmkcheckmk
2.4.0
checkmkcheckmk
2.4.0:b1
checkmkcheckmk
2.4.0:b2
checkmkcheckmk
2.4.0:b3
checkmkcheckmk
2.4.0:b4
checkmkcheckmk
2.4.0:b5
checkmkcheckmk
2.4.0:b6
checkmkcheckmk
2.4.0:p1
checkmkcheckmk
2.4.0:p10
checkmkcheckmk
2.4.0:p11
checkmkcheckmk
2.4.0:p12
checkmkcheckmk
2.4.0:p13
checkmkcheckmk
2.4.0:p14
checkmkcheckmk
2.4.0:p15
checkmkcheckmk
2.4.0:p16
checkmkcheckmk
2.4.0:p17
checkmkcheckmk
2.4.0:p18
checkmkcheckmk
2.4.0:p2
checkmkcheckmk
2.4.0:p3
checkmkcheckmk
2.4.0:p4
checkmkcheckmk
2.4.0:p5
checkmkcheckmk
2.4.0:p6
checkmkcheckmk
2.4.0:p7
checkmkcheckmk
2.4.0:p8
checkmkcheckmk
2.4.0:p9
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
check-mk
bionic
needs-triage
jammy
dne
noble
dne
plucky
dne
questing
dne
xenial
needs-triage