How severe is CVE-2022-30236?

CVE-2022-30236 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2022-30236 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-30236?

CVE-2022-30236 primarily affects Schneider-electric Wiser Smart Eer21000 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-30236?

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

When was CVE-2022-30236 published?

CVE-2022-30236 was published on 2022-06-02 and last updated on 2026-06-17.

CVE-2022-30236

CVE-2022-30236 is a high-severity vulnerability in Schneider-electric Wiser Smart Eer21000 Firmware with a CVSS 3.x base score of 8.2. 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-669.

Key facts

Severity: High (CVSS 3.x base score 8.2)
CVSS v2: 6.4
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-669
Affected product: Schneider-electric Wiser Smart Eer21000 Firmware
Published: 2022-06-02
Last modified: 2026-06-17

Description

A CWE-669: Incorrect Resource Transfer Between Spheres vulnerability exists that could allow unauthorized access when an attacker uses cross-domain attacks. Affected Products: Wiser Smart, EER21000 & EER21001 (V4.5 and prior)

Frequently asked questions

What is CVE-2022-30236?: A CWE-669: Incorrect Resource Transfer Between Spheres vulnerability exists that could allow unauthorized access when an attacker uses cross-domain attacks. Affected Products: Wiser Smart, EER21000 & EER21001 (V4.5 and prior)
How severe is CVE-2022-30236?: CVE-2022-30236 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2022-30236 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-30236?: CVE-2022-30236 primarily affects Schneider-electric Wiser Smart Eer21000 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-30236?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-30236 published?: CVE-2022-30236 was published on 2022-06-02 and last updated on 2026-06-17.

References

https://www.se.com/ww/en/download/document/SEVD-2022-130-03/

Affected products (2)

cpe:2.3:o:schneider-electric:wiser_smart_eer21000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:wiser_smart_eer21001_firmware:*:*:*:*:*:*:*:*

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