How severe is CVE-2021-22801?

CVE-2021-22801 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-22801 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22801?

CVE-2021-22801 affects Schneider-electric Connexium Network Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-22801?

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-2021-22801 published?

CVE-2021-22801 was published on 2022-02-11 and last updated on 2026-06-17.

CVE-2021-22801

CVE-2021-22801 is a critical-severity vulnerability in Schneider-electric Connexium Network Manager with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Schneider-electric Connexium Network Manager
Published: 2022-02-11
Last modified: 2026-06-17

Description

A CWE-269: Improper Privilege Management vulnerability exists that could cause an arbitrary command execution when the software is configured with specially crafted event actions. Affected Product: ConneXium Network Manager Software (All Versions)

Frequently asked questions

What is CVE-2021-22801?: A CWE-269: Improper Privilege Management vulnerability exists that could cause an arbitrary command execution when the software is configured with specially crafted event actions. Affected Product: ConneXium Network Manager Software (All Versions)
How severe is CVE-2021-22801?: CVE-2021-22801 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-22801 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22801?: CVE-2021-22801 affects Schneider-electric Connexium Network Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22801?: 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-2021-22801 published?: CVE-2021-22801 was published on 2022-02-11 and last updated on 2026-06-17.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-285-02

Affected products (1)

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

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