Client-side JavaScript controls may be bypassed by directly running a JS function to…
Priority MEDIUM 41CWE-841Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Client-side JavaScript controls may be bypassed by directly running a JS function to reboot the PLC (e.g., from the browser console) or by loading the corresponding, browser accessible PHP script
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01293 70th percentileScored 2026-11-07
Fix Fixed SEPCOS Control and Protection Relay firmware package (Secheron): 1.23.21
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Secheron | SEPCOS Control and Protection Relay firmware package | All versions to before 1.23.21 | 1.23.21 | Patch available | CNA |
- SEPCOS Control and Protection Relay firmware package VendorSecheron Affected All versions to before 1.23.21 Fixed in 1.23.21 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:secheron:sepcos_control_and_protection_relay_firmware:*:*:*:*:*:*:*:* | 1.23.0 to before 1.23.21; 1.24.0 to before 1.24.8; 1.25.0 to before 1.25.3 | Vulnerable | Secheron |
| cpe:2.3:h:secheron:sepcos_control_and_protection_relay:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Secheron |
- cpe:2.3:o:secheron:sepcos_control_and_protection_relay_firmware:*:*:*:*:*:*:*:* Versions 1.23.0 to before 1.23.21; 1.24.0 to before 1.24.8; 1.25.0 to before 1.25.3 Vulnerable ·Secheron
- cpe:2.3:h:secheron:sepcos_control_and_protection_relay:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Secheron
Remediation
- Fix · CNA SEPCOS Control and Protection Relay firmware package (Secheron) Fixed in 1.23.21
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Secheron SEPCOS Control and Protection Relay firmware package 1.23.21
7 records Highest priority Priority MEDIUM 6 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2022-01538 Weak default root user credentials allow remote attackers to easily obtain OS superuser…Priority MEDIUM 53
- TI-2022-01946 Improper access control in Secheron SEPCOS Control and Protection Relay firmware packagePriority MEDIUM 51
- TI-2022-01948 Client-side JavaScript controls may be bypassed to change user credentials and…Priority MEDIUM 49
Timeline
- 2026-10-02 Threatist record created from CVE-2022-1667
- 2026-10-03 Alias added: GHSA-mvc4-c2h4-573v
References
More Secheron Sepcos Control And Protection Relay Firmware vulnerabilities
- TI-2022-01538 Weak default root user credentials allow remote attackers to easily obtain OS superuser… CVSS 3.1CRITICAL 9.8
- TI-2022-01946 Improper access control in Secheron SEPCOS Control and Protection Relay firmware package CVSS 3.1CRITICAL 9.8
- TI-2022-01948 Client-side JavaScript controls may be bypassed to change user credentials and… CVSS 3.1CRITICAL 9.4
- TI-2022-01945 Unrestricted file upload in Secheron SEPCOS Control and Protection Relay firmware package CVSS 3.1CRITICAL 9.4
- TI-2022-01947 Improper privilege management in Secheron SEPCOS Control and Protection Relay firmware… CVSS 3.1CRITICAL 9.9
- TI-2022-01536 Insufficiently protected credentials in Secheron SEPCOS Control and Protection Relay… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2022-1667 · CVE Program
- CVE-2022-1667 · NVD
- FIRST EPSS
- GHSA-mvc4-c2h4-573v · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences