CVE-2022-1666

Secheron SEPCOS Control and Protection Relay

Description

The default password for the web application’s root user (the vendor’s private account) was weak and the MD5 hash was used to crack the password using a widely available open-source tool.

Remediation

Solution:

  • Secheron recommends updating its software to the latest version: SEPCOS Single Package firmware (1.23.xx feature level): Update to 1.23.22 or higher version SEPCOS Single Package firmware (1.24.xx feature level): Update to 1.24.8 or higher version SEPCOS Single Package firmware (1.25.xx feature level): Update to 1.25.3 or higher version

Workaround:

  • Additional workarounds are suggested to help reduce the risk: Configure the network such that PLC communications are strictly limited to only the devices required to perform its functions. Limit remote access and close Ports 80 and 443 at the switch level. Only use approved devices to connect to the PLCs. Do not connect personal peripherals (USB sticks, hotspots) to approved devices. Check device logs during periodic maintenance for unauthorized changes or access.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Third-Party Advisory cisa.gov
Affected: Secheron SEPCOS Control and Protection Relay firmware package
Published at:
Updated at:

References

Link Tags
https://www.cisa.gov/uscert/ics/advisories/icsa-22-174-03 us government resource third party advisory mitigation

Frequently Asked Questions

What is the severity of CVE-2022-1666?
CVE-2022-1666 has been scored as a medium severity vulnerability.
How to fix CVE-2022-1666?
To fix CVE-2022-1666: Secheron recommends updating its software to the latest version: SEPCOS Single Package firmware (1.23.xx feature level): Update to 1.23.22 or higher version SEPCOS Single Package firmware (1.24.xx feature level): Update to 1.24.8 or higher version SEPCOS Single Package firmware (1.25.xx feature level): Update to 1.25.3 or higher version
Is CVE-2022-1666 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-1666 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-1666?
CVE-2022-1666 affects Secheron SEPCOS Control and Protection Relay firmware package.
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