CVE-2021-22793

Name: CVE-2021-22793
Creator: NVD / NIST
Published: 2021-09-02T17:15:08.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 0.93%

Last modified Jun 17, 2026

CVE-2021-22793 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. A CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exist in AccuSine PCS+ / PFV+ (Versions prior to V1.6.7) and AccuSine PCSn (Versions prior to V2.2.4) that could allow an authenticated attacker to access the device via FTP protocol.. EPSS estimates a 0.93% chance of exploitation in the next 30 days.

Description

A CWE-200: Exposure of Sensitive Information to an Unauthorized Actor vulnerability exist in AccuSine PCS+ / PFV+ (Versions prior to V1.6.7) and AccuSine PCSn (Versions prior to V2.2.4) that could allow an authenticated attacker to access the device via FTP protocol.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

0.93%

56.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Schneider-Electric	Accusine Pcsp Pfvp Firmware	< 001.006.007
Schneider-Electric	Accusine Pcsn Active Harmonic Filter Firmware	< 002.002.004

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-01Not Applicable
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-05Patch, Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-01Not Applicable

Timeline

Published: Sep 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22793?

How severe is CVE-2021-22793?

CVE-2021-22793 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.93% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22793?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22793?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST