How severe is CVE-2022-24320?

CVE-2022-24320 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-24320 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24320?

CVE-2022-24320 primarily affects Schneider-electric Clearscada. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24320?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-24320 published?

CVE-2022-24320 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2022-24320

CVE-2022-24320 is a medium-severity vulnerability in Schneider-electric Clearscada with a CVSS 3.x base score of 5.9. 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-295.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Schneider-electric Clearscada
Published: 2022-02-09
Last modified: 2026-06-17

Description

A CWE-295: Improper Certificate Validation vulnerability exists that could allow a Man-in-theMiddle attack when communications between the client and Geo SCADA database server are intercepted. Affected Product: ClearSCADA (All Versions), EcoStruxure Geo SCADA Expert 2019 (All Versions), EcoStruxure Geo SCADA Expert 2020 (All Versions)

Frequently asked questions

What is CVE-2022-24320?: A CWE-295: Improper Certificate Validation vulnerability exists that could allow a Man-in-theMiddle attack when communications between the client and Geo SCADA database server are intercepted. Affected Product: ClearSCADA (All Versions), EcoStruxure Geo SCADA Expert 2019 (All Versions), EcoStruxure Geo SCADA Expert 2020 (All Versions)
How severe is CVE-2022-24320?: CVE-2022-24320 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-24320 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24320?: CVE-2022-24320 primarily affects Schneider-electric Clearscada. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24320?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-24320 published?: CVE-2022-24320 was published on 2022-02-09 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:schneider-electric:clearscada:-:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_geo_scada_expert_2019:*:*:*:*:*:*:*:*
cpe:2.3:a:schneider-electric:ecostruxure_geo_scada_expert_2020:*:*:*:*:*:*:*:*

More vulnerabilities in Schneider-electric Clearscada

CVE-2019-6854 — High (CVSS 7.8): A CWE-287: Improper Authentication vulnerability exists in a folder within EcoStruxure Geo SCADA Expert (ClearSCADA)…
CVE-2022-24321 — High (CVSS 7.5): A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause Denial of Service…
CVE-2022-24318 — High (CVSS 7.5): A CWE-326: Inadequate Encryption Strength vulnerability exists that could cause non-encrypted communication with the…
CVE-2017-6021 — High (CVSS 7.5): In Schneider Electric ClearSCADA 2014 R1 (build 75.5210) and prior, 2014 R1.1 (build 75.5387) and prior, 2015 R1 (build…
CVE-2021-22741 — Medium (CVSS 6.7): Use of Password Hash with Insufficient Computational Effort vulnerability exists in ClearSCADA (all versions),…
CVE-2022-24319 — Medium (CVSS 5.9): A CWE-295: Improper Certificate Validation vulnerability exists that could allow a Man-in-theMiddle attack when…

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