Authenticated OS command injection in PRTG Network Monitor



| Updated: 2025-02-07
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-9276
CWE-ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
 PRTG Network Monitor
Server applications / Remote management servers, RDP, SSH

Vendor Paessler AG

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU103629

Risk: High

CVSSv4.0: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:]

CVE-ID: CVE-2018-9276

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation. A remote authenticated user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PRTG Network Monitor: 17.1.28.1032 - 18.1.39.1648

CPE2.3 External links

https://packetstormsecurity.com/files/148334/PRTG-Command-Injection.html
https://www.securityfocus.com/archive/1/542103/100/0/threaded
https://www.exploit-db.com/exploits/46527/
https://packetstormsecurity.com/files/161183/PRTG-Network-Monitor-Remote-Code-Execution.html


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?



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