How severe is CVE-2022-1668?

CVE-2022-1668 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-2022-1668 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-1668?

CVE-2022-1668 affects Secheron Sepcos Control And Protection Relay Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-1668?

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-2022-1668 published?

CVE-2022-1668 was published on 2022-06-24 and last updated on 2026-06-17.

CVE-2022-1668

CVE-2022-1668 is a critical-severity vulnerability in Secheron Sepcos Control And Protection Relay Firmware 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-521.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-521
Affected product: Secheron Sepcos Control And Protection Relay Firmware
Published: 2022-06-24
Last modified: 2026-06-17

Description

Weak default root user credentials allow remote attackers to easily obtain OS superuser privileges over the open TCP port for SSH.

Frequently asked questions

What is CVE-2022-1668?: Weak default root user credentials allow remote attackers to easily obtain OS superuser privileges over the open TCP port for SSH.
How severe is CVE-2022-1668?: CVE-2022-1668 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-2022-1668 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-1668?: CVE-2022-1668 affects Secheron Sepcos Control And Protection Relay Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-1668?: 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-2022-1668 published?: CVE-2022-1668 was published on 2022-06-24 and last updated on 2026-06-17.

References

https://www.cisa.gov/uscert/ics/advisories/icsa-22-174-03

Affected products (1)

cpe:2.3:o:secheron:sepcos_control_and_protection_relay_firmware:*:*:*:*:*:*:*:*

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