SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-41578

mySCADA myDESIGNER 8.20.0 and below allows Directory Traversal attacks when importing project files.

HIGH 7.8EPSS 10.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 10.8%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

mySCADA myDESIGNER 8.20.0 and below allows Directory Traversal attacks when importing project files. If an attacker can trick a victim into importing a malicious mep file, then they gain the ability to write arbitrary files to OS locations where the user has permission. This would typically lead to code execution.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
10.78% probability · 96th percentile
CISA KEV
Not listed
Weakness
CWE-22
Affected
myscada/mydesigner
Source
cve@mitre.org

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