Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another user interacts with the crafted link.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
Active
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products 157
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:-:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b1:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b2:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b3:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b4:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b5:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b6:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b7:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:b8:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:i1:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p1:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p10:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p11:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p12:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p13:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p14:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p15:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p16:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p17:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p18:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p19:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p2:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p20:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p21:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p22:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p23:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p24:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p25:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p26:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p27:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p28:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p29:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p3:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p30:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p31:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p32:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p33:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p34:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p35:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p36:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p37:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p38:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p39:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p4:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p40:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p41:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p42:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p43:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p44:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p45:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p46:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p47:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p5:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p6:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p7:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p8:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.2.0:p9:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:-:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b1:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b2:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b3:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b4:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b5:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:b6:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p1:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p10:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p11:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p12:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p13:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p14:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p15:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p16:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p17:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p18:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p19:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p2:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p20:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p21:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p22:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p23:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p24:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p25:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p26:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p27:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p28:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p29:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p3:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p30:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p31:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p32:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p33:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p34:*:*:*:*:*:*
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— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p35:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p36:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p37:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p38:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p39:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p4:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p40:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p41:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p42:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p43:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p44:*:*:*:*:*:*
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— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p45:*:*:*:*:*:*
|
— | — |
|
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p46:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p47:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p5:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p6:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p7:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p8:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.3.0:p9:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:*:*:*:*:*:*:*
|
— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:-:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b1:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b2:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b3:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b4:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b5:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:b6:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p1:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p10:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p11:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p12:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p13:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p14:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p15:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p16:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p17:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p18:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p19:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p2:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p20:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p21:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p22:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p23:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p24:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p25:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p26:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p27:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p28:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p29:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p3:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p30:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p4:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p5:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p6:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p7:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p8:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.4.0:p9:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:-:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:b1:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:b2:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:b3:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:p1:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:p2:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:p3:*:*:*:*:*:*
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— | — |
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Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:2.5.0:p4:*:*:*:*:*:*
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— | — |