CVE-2021-35489 Information

Description

Thruk 2.40-2 allows /thruk/cgi-bin/extinfo.cgi?type=2&host=HOSTNAME]&service=SERVICENAME]&backend=BACKEND] Reflected XSS via the host or service parameter. An attacker could inject arbitrary JavaScript into extinfo.cgi. The malicious payload would be triggered every time an authenticated user browses the page containing it.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://www.gruppotim.it/redteam https://www.thruk.org/changelog.html

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