CVE-2023-0811
Expert Analysis
Professional remediation guidance
Get tailored security recommendations from our analyst team for CVE-2023-0811. We'll provide specific mitigation strategies based on your environment and risk profile.
CVSS Score
V3.1EPSS Score
v2025.03.14There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.
Attack Vector Metrics
Impact Metrics
Description
Omron CJ1M unit v4.0 and prior has improper access controls on the memory region where the UM password is stored. If an adversary issues a PROGRAM AREA WRITE command to a specific memory region, they could overwrite the password. This may lead to disabling UM protections or setting a non-ASCII password (non-keyboard characters) and preventing an engineer from viewing or modifying the user program.
Available Exploits
Related News
Affected Products
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
Affected Versions:
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
Advisory Details
CVSS Scoring
CVSS Score
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
References
Advisory provided by GitHub Security Advisory Database. Published: March 16, 2023, Modified: March 28, 2023