CVE-2017-9781

MEDIUM 6.1CVE-2017-9781 · Published 21/06/2017 · updated 17/06/2026

In short

CVE-2017-9781 is a MEDIUM (CVSS 6.1) vulnerability affecting check mk (check mk project).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 73.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
check mk check_mk_project	`= 1.4.0`	No fix yet

Description

A cross site scripting (XSS) vulnerability exists in Check_MK versions 1.4.0x prior to 1.4.0p6, allowing an unauthenticated remote attacker to inject arbitrary HTML or JavaScript via the _username parameter when attempting authentication to webapi.py, which is returned unencoded with content type text/html.

References

git.mathias-kettner.de/git
tenable.com/security/research/tra-2017-21 · Exploit

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Package

Affected versions

Patched versions

check mk

check_mk_project

= 1.4.0

No fix yet

Description

More vulnerabilities in check mk

See all →