Vulnerability identifier: #VU25848
Vulnerability risk: Low
CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: Yes
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 the getprofile.sh script in Nagios XI is invoked by downloading a system profile
(profile.php?cmd=download) and is executed as root via a passwordless sudo
entry; the script executes check_plugin, which is owned by the nagios
user. . A remote privileged user can inject and execute arbitrary OS commands as root on the affected system .
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Nagios XI: 5.6.0 - 5.6.5
External links
http://github.com/jakgibb/nagiosxi-root-rce-exploit
http://github.com/rapid7/metasploit-framework/tree/master/modules/exploits/linux/http/nagios_xi_authenticated_rce.rb
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.