Vulnerability identifier: #VU36396

Vulnerability risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-15708

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Nagios XI
Server applications / Other server solutions

Vendor: nagios.org

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Snoopy 1.0 in Nagios XI 5.5.6 allows remote unauthenticated attackers to execute arbitrary commands via a crafted HTTP request.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Nagios XI: 5.5.6

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External links
http://packetstormsecurity.com/files/153433/Nagios-XI-Magpie_debug.php-Root-Remote-Code-Execution.html
http://www.exploit-db.com/exploits/46221/
http://www.tenable.com/security/research/tra-2018-37

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.