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CVE-2021-22793

HIGH
7.2
CVSS Score
Published: September 2, 2021 at 04:53 PM UTC
Updated: June 17, 2026 at 03:37 AM UTC
6 products affected across 1 vendorAccusine Pcsp Pfvp FirmwareAccusine Pcsn Active Harmonic Filter FirmwareAccusine Pcs+

Using AccuSine PCS+ / PFV+ (Versions prior to V1.6.7) and AccuSine PCSn (Versions prior to V2.2.4) by N/A?

Get instant alerts when new vulnerabilities affect AccuSine PCS+ / PFV+ (Versions prior to V1.6.7) and AccuSine PCSn (Versions prior to V2.2.4) - before attackers find them.

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Severity
HIGH7.2
Exploit prediction
EPSS 1.0%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Accusine Pcsn Active Harmonic Filter Firmware· Schneider Electric
95%
v < 002.002.004
Affected range stops below 002.002.004, so it looks safe — our inference, not a vendor statement
schneider-electric-accusine-pcsn (same device)
Accusine Pcsp Pfvp Firmware· Schneider Electric
95%
v < 001.006.007
Affected range stops below 001.006.007, so it looks safe — our inference, not a vendor statement
schneider-electric-accusine-pfv (environment) · schneider-electric-accusine-pcs (same device)
AccuSine PCSn· Schneider Electric
60%
All versions
Accusine Pcsp Pfvp· Schneider Electric
60%
All versions
Accusine Pcs+· Schneider Electricdevice
80%
All versions
Accusine Pfv+· Schneider Electricdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCNot Applicable
Source: [email protected]
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-01
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-05

CVSS

7.2HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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