CVE-2021-40906

CheckMK Raw Edition software (versions 1.5.0 to 1.6.0) does not sanitise the input of a web service parameter that is in an unauthenticated zone. This Reflected XSS allows an attacker to open a backdoor on the device with HTML content and interpreted by the browser (such as JavaScript or other client-side scripts) or to steal the session cookies of a user who has previously authenticated via a man in the middle. Successful exploitation requires access to the web service resource without authentication.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 49%
VendorProductVersion
checkmkcheckmk
1.5.0 ≤
𝑥
< 1.6.0
checkmkcheckmk
1.6.0
checkmkcheckmk
1.6.0:b1
checkmkcheckmk
1.6.0:b10
checkmkcheckmk
1.6.0:b12
checkmkcheckmk
1.6.0:b3
checkmkcheckmk
1.6.0:b4
checkmkcheckmk
1.6.0:b5
checkmkcheckmk
1.6.0:b9
checkmkcheckmk
1.6.0:p1
checkmkcheckmk
1.6.0:p10
checkmkcheckmk
1.6.0:p11
checkmkcheckmk
1.6.0:p12
checkmkcheckmk
1.6.0:p13
checkmkcheckmk
1.6.0:p14
checkmkcheckmk
1.6.0:p15
checkmkcheckmk
1.6.0:p16
checkmkcheckmk
1.6.0:p19
checkmkcheckmk
1.6.0:p2
checkmkcheckmk
1.6.0:p20
checkmkcheckmk
1.6.0:p21
checkmkcheckmk
1.6.0:p22
checkmkcheckmk
1.6.0:p23
checkmkcheckmk
1.6.0:p24
checkmkcheckmk
1.6.0:p25
checkmkcheckmk
1.6.0:p3
checkmkcheckmk
1.6.0:p4
checkmkcheckmk
1.6.0:p5
checkmkcheckmk
1.6.0:p6
checkmkcheckmk
1.6.0:p7
checkmkcheckmk
1.6.0:p8
checkmkcheckmk
1.6.0:p9
tribe29checkmk
1.6.0b10:b10
tribe29checkmk
1.6.0b11:b11
tribe29checkmk
1.6.0p10:p10
tribe29checkmk
1.6.0p17:p17
tribe29checkmk
1.6.0p18:p18
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
check-mk
jammy
dne
focal
dne
bionic
Fixed 1.2.8p16-1ubuntu0.2
released
xenial
not-affected
trusty
ignored