Cyber Resilience

CVE-2022-2102

Critical

Published: 24 June 2022

Published
24 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
EPSS Score 0.0021 43.5th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-2102 is a critical-severity Improper Enforcement of Behavioral Workflow (CWE-841) vulnerability in Secheron Sepcos Control And Protection Relay Firmware. Its CVSS base score is 9.4 (Critical).

Operationally, ranked at the 43.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Controls limiting uploads to certain file extensions may be bypassed. This could allow an attacker to intercept the initial file upload page response and modify the associated code. This modified code can be forwarded and used by a script loaded…

more

later in the sequence, allowing for arbitrary file upload into a location where PHP scripts may be executed.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

secheron
sepcos control and protection relay firmware
1.23.0 — 1.23.21 · 1.24.0 — 1.24.8 · 1.25.0 — 1.25.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-434

Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.

addresses: CWE-434

Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.

addresses: CWE-434

Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.

addresses: CWE-434

Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.

References