Check_MK Internal Server Error XSS

medium Nessus Plugin ID 105256


An IT monitoring application running on the remote host is affected by a cross-site scripting vulnerability.


The version of Check_MK running on the remote web server is affected by a reflected cross-site (XSS) scripting vulnerability in the Internal Server Error page, due to improper encoding of error log output. An unauthenticated, remote attacker can exploit this to execute arbitrary script code in a user's browser session.


Upgrade to Check_MK version 1.2.8p25 / 1.4.0p9 or later.

See Also

Plugin Details

Severity: Medium

ID: 105256

File Name: check_mk_ise_xss.nasl

Version: 1.3

Type: remote

Published: 12/14/2017

Updated: 11/12/2019

Risk Information


Risk Factor: Low

Score: 3


Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2017-11507


Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:check_mk_project:check_mk

Exploit Ease: No known exploits are available

Patch Publication Date: 7/24/2017

Vulnerability Publication Date: 7/6/2017

Reference Information

CVE: CVE-2017-11507