Vulnerability in Paessler Prtg Network Monitor

CVE-2021-27220

An issue was discovered in PRTG Network Monitor before 21.1.66.1623. By invoking the screenshot functionality with prepared context paths, an attacker is able to verify the existence of certain files on the filesystem of the PRTG's Web server.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.018 (77.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-27220: held from 0.018 to 0.018.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

References

Frequently asked questions

What is CVE-2021-27220?
CVE-2021-27220 is a medium-severity vulnerability in Paessler Prtg Network Monitor. CVSS score: 5.3/10. Published 2021-03-31.
How severe is CVE-2021-27220?
Medium severity. CVSS v3 base score is 5.3 out of 10.