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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2023-0811 Detail

Current 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.


View Analysis Description

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-01 Third Party Advisory  US Government Resource 
https://www.cisa.gov/news-events/ics-advisories/icsa-23-073-01 Third Party Advisory  US Government Resource 
https://www.ia.omron.com/product/vulnerability/OMSR-2023-001_en.pdf Mitigation  Vendor Advisory 
https://www.ia.omron.com/product/vulnerability/OMSR-2023-001_en.pdf Mitigation  Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-284 Improper Access Control ICS-CERT  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-0811
NVD Published Date:
03/16/2023
NVD Last Modified:
11/21/2024
Source:
ICS-CERT