CVE-2021-25299 Information

Description

Nagios XI version xi-5.7.5 is affected by cross-site scripting (XSS). The vulnerability exists in the file /usr/local/nagiosxi/html/admin/sshterm.php due to improper sanitization of user-controlled input. A maliciously crafted URL when clicked by an admin user can be used to steal his/her session cookies or it can be chained with the previous bugs to get one-click remote command execution (RCE) on the Nagios XI server.

CVSS Vector

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

Reference

http://nagios.com https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md https://assets.nagios.com/downloads/nagiosxi/versions.php http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.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