CVE-2023-22357 — CRITICAL (9.8)

Vulnerability Description

Active debug code exists in OMRON CP1L-EL20DR-D all versions, which may lead to a command that is not specified in FINS protocol being executed without authentication. A remote unauthenticated attacker may read/write in arbitrary area of the device memory, which may lead to overwriting the firmware, causing a denial-of-service (DoS) condition, and/or arbitrary code execution.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Omron	Cp1L-El20Dr-D Firmware	All versions
Omron	Cp1L-El20Dr-D	-

Related Weaknesses (CWE)

CWE-489

References

https://jvn.jp/en/vu/JVNVU97575890/index.htmlThird Party Advisory
https://jvn.jp/en/vu/JVNVU97575890/index.htmlThird Party Advisory

FAQ

What is CVE-2023-22357?

CVE-2023-22357 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Active debug code exists in OMRON CP1L-EL20DR-D all versions, which may lead to a command that is not specified in FINS protocol being executed without authentication. A remote unauthenticated attacke...

How severe is CVE-2023-22357?

CVE-2023-22357 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-22357?

Check the references section above for vendor advisories and patch information. Affected products include: Omron Cp1L-El20Dr-D Firmware, Omron Cp1L-El20Dr-D.