CVE-2021-38471

critical

Description

There are multiple API function codes that permit data writing to any file, which may allow an attacker to modify existing files or create new files.

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-292-01

Details

Source: Mitre, NVD

Published: 2021-10-22

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00208