How severe is CVE-2022-34753?

CVE-2022-34753 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-34753 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 71% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34753?

CVE-2022-34753 affects Schneider-electric Spacelogic C-bus Home Controller Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-34753?

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-2022-34753 published?

CVE-2022-34753 was published on 2022-07-13 and last updated on 2026-06-17.

CVE-2022-34753

CVE-2022-34753 is a high-severity vulnerability in Schneider-electric Spacelogic C-bus Home Controller Firmware with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 71% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 71% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Schneider-electric Spacelogic C-bus Home Controller Firmware
Published: 2022-07-13
Last modified: 2026-06-17

Description

A CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause remote root exploit when the command is compromised. Affected Products: SpaceLogic C-Bus Home Controller (5200WHC2), formerly known as C-Bus Wiser Homer Controller MK2 (V1.31.460 and prior)

Frequently asked questions

What is CVE-2022-34753?: A CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability exists that could cause remote root exploit when the command is compromised. Affected Products: SpaceLogic C-Bus Home Controller (5200WHC2), formerly known as C-Bus Wiser Homer Controller MK2 (V1.31.460 and prior)
How severe is CVE-2022-34753?: CVE-2022-34753 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-34753 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 71% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34753?: CVE-2022-34753 affects Schneider-electric Spacelogic C-bus Home Controller Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-34753?: 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-2022-34753 published?: CVE-2022-34753 was published on 2022-07-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:schneider-electric:spacelogic_c-bus_home_controller_firmware:*:*:*:*:*:*:*:*

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