SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27220

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.

MEDIUM 5.3EPSS 1.76%

Does this matter?

Lower severity and a low EPSS score (1.76%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
1.76% probability · 77th percentile
CISA KEV
Not listed
Affected
paessler/prtg network monitor
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.