A webserver component in Paessler PRTG Network Monitor 19.2.50 to PRTG 20.1.56 allows unauthenticated remote command execution via a crafte…

published 2020-03-30 6y ago modified 2026-06-17 4mo ago also EUVD-2020-2829

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 4.7%; EPSS 4.7% chance of exploitation in 30 days, percentile 91%
public exploits: 0; none known

A webserver component in Paessler PRTG Network Monitor 19.2.50 to PRTG 20.1.56 allows unauthenticated remote command execution via a crafted POST request or the what parameter of the screenshot function in the Contact Support form.

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Exploit prediction

4.67% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-20 Improper Input Validation

References

paessler.com /prtg/history/stable#20.1.57.1745
vendor-advisory
kb.paessler.com /en/topic/87668-how-can-i-mitigate-cve-2020-10374-until-i-can-update
mitigation, vendor-advisory
tehtris.com /en/rce-on-prtg-network-monitor-tehtris-pentest/

Sources

CVE List CVE-2020-10374
NVD CVE-2020-10374

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