How severe is CVE-2021-22823?

CVE-2021-22823 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-22823 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22823?

CVE-2021-22823 affects Schneider-electric Interactive Graphical Scada System Data Collector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-22823?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-22823 published?

CVE-2021-22823 was published on 2022-02-11 and last updated on 2026-06-17.

CVE-2021-22823

CVE-2021-22823 is a critical-severity vulnerability in Schneider-electric Interactive Graphical Scada System Data Collector with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 21% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 5.0
EPSS exploit prediction: 21% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Schneider-electric Interactive Graphical Scada System Data Collector
Published: 2022-02-11
Last modified: 2026-06-17

Description

A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of the user running IGSS due to lack of validation of network messages. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)

Frequently asked questions

What is CVE-2021-22823?: A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of the user running IGSS due to lack of validation of network messages. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)
How severe is CVE-2021-22823?: CVE-2021-22823 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-22823 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22823?: CVE-2021-22823 affects Schneider-electric Interactive Graphical Scada System Data Collector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22823?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-22823 published?: CVE-2021-22823 was published on 2022-02-11 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-01

Affected products (1)

cpe:2.3:a:schneider-electric:interactive_graphical_scada_system_data_collector:*:*:*:*:*:*:*:*

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