Denial of service in Paessler AG PRTG Network Monitor



Published: 2018-05-14
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-10253
CWE-ID CWE-121
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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PRTG Network Monitor
Server applications / Remote management servers, RDP, SSH

Vendor Paessler AG

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU12613

Risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-10253

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to mishandling of stack memory during unspecified API calls. A remote attacker can trigger memory corruption and cause the service to crash.

Mitigation

Update to version 18.1.39.1648.

Vulnerable software versions

PRTG Network Monitor: 18.1.37 - 18.1.39.1612

External links

http://www.paessler.com/prtg/history/preview


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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?

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



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