How severe is CVE-2018-7822?

CVE-2018-7822 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-7822 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7822?

CVE-2018-7822 primarily affects Schneider-electric Somachine Basic. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-7822?

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

When was CVE-2018-7822 published?

CVE-2018-7822 was published on 2019-05-22 and last updated on 2026-06-17.

CVE-2018-7822

CVE-2018-7822 is a medium-severity vulnerability in Schneider-electric Somachine Basic with a CVSS 3.x base score of 5.5. 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-276.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Schneider-electric Somachine Basic
Published: 2019-05-22
Last modified: 2026-06-17

Description

An Incorrect Default Permissions (CWE-276) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause unauthorized access to SoMachine Basic resource files when logged on the system hosting SoMachine Basic.

Frequently asked questions

What is CVE-2018-7822?: An Incorrect Default Permissions (CWE-276) vulnerability exists in SoMachine Basic, all versions, and Modicon M221(all references, all versions prior to firmware V1.10.0.0) which could cause unauthorized access to SoMachine Basic resource files when logged on the system hosting SoMachine Basic.
How severe is CVE-2018-7822?: CVE-2018-7822 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-7822 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7822?: CVE-2018-7822 primarily affects Schneider-electric Somachine Basic. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-7822?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-7822 published?: CVE-2018-7822 was published on 2019-05-22 and last updated on 2026-06-17.

References

https://www.schneider-electric.com/en/download/document/SEVD-2019-045-01/

Affected products (2)

cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*

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