CVE-2017-11507 Information

Description

A 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.

CVSS Vector

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

Reference

http://mathias-kettner.com/check_mk_werks.php?werk_id=7661 https://www.tenable.com/security/research/tra-2017-20

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1