CVE-2024-13994CWE-862broken-access-control

CVE-2024-13994

Critical · published October 31, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
59.8
In the wild
Unconfirmed
What it is

⚡ A sneaky missing authorization control in Nagios XI could let any user craft login credentials for others—like handing out keys to a shared office without checking who's asking! 🔑 Imagine a hotel where the receptionist is so trusting that anyone can just say they’re someone else and get a key to any room! That’s exactly what happens here when the 'Allow Insecure Logins' option is enabled—it opens the door for unauthorized access. An attacker could create valid login credentials for privileged accounts, potentially leading to unauthorized account creation, privilege escalation, or a complete takeover of your Nagios XI web interface. This could be absolutely devastating for your monitoring operations, allowing unauthorized users to tamper with critical configurations.

Put simply

Imagine a hotel where the receptionist is so trusting that anyone can just say they’re someone else and get a key to any room! That’s exactly what happens here when the 'Allow Insecure Logins' option is enabled—it opens the door for unauthorized access. This vulnerability arises when the 'Allow Insecure Logins' feature is enabled, allowing users to create credentials for other accounts without proper checks. As a result, any user can gain access to sensitive information and functionality without adequate authorization.

What to do

An attacker could create valid login credentials for privileged accounts, potentially leading to unauthorized account creation, privilege escalation, or a complete takeover of your Nagios XI web interface. This could be absolutely devastating for your monitoring operations, allowing unauthorized users to tamper with critical configurations. Patch Nagios XI to version 2024R1.1.2 immediately to close this loophole. Additionally, ensure that the 'Allow Insecure Logins' option is disabled, and review your user management policies for any unauthorized accounts. You’ve got this! With these steps, you’ll lock things down and keep your Nagios XI secure in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00918 · 59.8th percentile
Weakness
CWE-862 · Missing Authorization
Published
2025-10-31T02:15Z
Affected products (6)
ProductVersionsFixed in
nagios/nagios_xi< 20242024
nagios/nagios_xiall versions—
nagios/nagios_xiall versions—
nagios/nagios_xiall versions—
nagios/nagios_xiall versions—
nagios/nagios_xiall versions—
References (3)
EPSS history
Timeline
  • 30 OCT 21:29Z
    Nagios XI < 2024R1.1.2 Allow Insecure Logins Missing Authorization
    cvelistv5