CVE-2017-11507

Summary

CVECVE-2017-11507
StatePUBLISHED
Assignertenable
Source PriorityCVE Program / NVD first with legacy fallback
Published2017-12-11 16:29:00 UTC
Updated2025-04-20 01:37:25 UTC
DescriptionA cross site scripting (XSS) vulnerability exists in Check_MK versions 1.2.8x prior to 1.2.8p25 and 1.4.0x prior to 1.4.0p9, allowing an unauthenticated attacker to inject arbitrary HTML or JavaScript via the output_format parameter, and the username parameter of failed HTTP basic authentication attempts, which is returned unencoded in an internal server error page.

Risk And Classification

Primary CVSS: v3.0 6.1 MEDIUM from [email protected]

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.003510000 probability, percentile 0.576200000 (date 2026-05-17)

Problem Types: CWE-79 | Stored and Reflected Cross Site Scripting (XSS)


VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary6.1MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Check Mk Project Check Mk 1.2.8 All All All
Application Check Mk Project Check Mk 1.2.8 b1 All All
Application Check Mk Project Check Mk 1.2.8 b10 All All
Application Check Mk Project Check Mk 1.2.8 b11 All All
Application Check Mk Project Check Mk 1.2.8 b2 All All
Application Check Mk Project Check Mk 1.2.8 b3 All All
Application Check Mk Project Check Mk 1.2.8 b4 All All
Application Check Mk Project Check Mk 1.2.8 b5 All All
Application Check Mk Project Check Mk 1.2.8 b6 All All
Application Check Mk Project Check Mk 1.2.8 b7 All All
Application Check Mk Project Check Mk 1.2.8 b8 All All
Application Check Mk Project Check Mk 1.2.8 b9 All All
Application Check Mk Project Check Mk 1.2.8 p1 All All
Application Check Mk Project Check Mk 1.2.8 p10 All All
Application Check Mk Project Check Mk 1.2.8 p11 All All
Application Check Mk Project Check Mk 1.2.8 p12 All All
Application Check Mk Project Check Mk 1.2.8 p13 All All
Application Check Mk Project Check Mk 1.2.8 p14 All All
Application Check Mk Project Check Mk 1.2.8 p15 All All
Application Check Mk Project Check Mk 1.2.8 p16 All All
Application Check Mk Project Check Mk 1.2.8 p17 All All
Application Check Mk Project Check Mk 1.2.8 p18 All All
Application Check Mk Project Check Mk 1.2.8 p19 All All
Application Check Mk Project Check Mk 1.2.8 p2 All All
Application Check Mk Project Check Mk 1.2.8 p20 All All
Application Check Mk Project Check Mk 1.2.8 p21 All All
Application Check Mk Project Check Mk 1.2.8 p22 All All
Application Check Mk Project Check Mk 1.2.8 p23 All All
Application Check Mk Project Check Mk 1.2.8 p24 All All
Application Check Mk Project Check Mk 1.2.8 p25 All All
Application Check Mk Project Check Mk 1.2.8 p3 All All
Application Check Mk Project Check Mk 1.2.8 p4 All All
Application Check Mk Project Check Mk 1.2.8 p5 All All
Application Check Mk Project Check Mk 1.2.8 p6 All All
Application Check Mk Project Check Mk 1.2.8 p7 All All
Application Check Mk Project Check Mk 1.2.8 p8 All All
Application Check Mk Project Check Mk 1.2.8 p9 All All
Application Check Mk Project Check Mk 1.4.0 All All All
Application Check Mk Project Check Mk 1.4.0 b1 All All
Application Check Mk Project Check Mk 1.4.0 b2 All All
Application Check Mk Project Check Mk 1.4.0 b3 All All
Application Check Mk Project Check Mk 1.4.0 b4 All All
Application Check Mk Project Check Mk 1.4.0 b5 All All
Application Check Mk Project Check Mk 1.4.0 b6 All All
Application Check Mk Project Check Mk 1.4.0 b7 All All
Application Check Mk Project Check Mk 1.4.0 b8 All All
Application Check Mk Project Check Mk 1.4.0 b9 All All
Application Check Mk Project Check Mk 1.4.0 p1 All All
Application Check Mk Project Check Mk 1.4.0 p2 All All
Application Check Mk Project Check Mk 1.4.0 p3 All All
Application Check Mk Project Check Mk 1.4.0 p4 All All
Application Check Mk Project Check Mk 1.4.0 p5 All All
Application Check Mk Project Check Mk 1.4.0 p6 All All
Application Check Mk Project Check Mk 1.4.0 p7 All All
Application Check Mk Project Check Mk 1.4.0 p8 All All
Application Check Mk Project Check Mk 1.4.0 p9 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Tenable Check MK affected 1.2.8x prior to 1. 2.8p25 Not specified
CNA Tenable Check MK affected 1.4.0x prior to 1.4.0p9 Not specified

References

ReferenceSourceLinkTags
Fixed possible stored XSS using the internal server error handler af854a3a-2127-422b-91ae-364da2661108 mathias-kettner.com Vendor Advisory
[R2] Check_MK Multisite Web UI Stored and Reflected XSS - Research Advisory | Tenable® af854a3a-2127-422b-91ae-364da2661108 www.tenable.com Exploit, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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