#VU18741 Permissions, Privileges, and Access Controls in Nagios XI

Vulnerability identifier: #VU18741

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Nagios XI
Server applications / Other server solutions

Vendor: nagios.org

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to limited CCM users permissions not properly applying until after a new cached permissions call is made. A remote authenticated user can gain access to potentially sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Nagios XI: 5.6.2

---

External links
https://www.nagios.com/downloads/nagios-xi/change-log/#5.6.3 - 06/11/2019

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.