What’s Vulnerable › Vulnerabilities

CVE-2022-45793: Executable files writable by low-privileged users in Omron Sysmac Studio

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-01-10 · updated 2026-06-17
• Weakness: CWE-276

Description

Sysmac Studio installs executables in a directory with poor permissions. This can allow a locally-authenticated attacker to overwrite files which will result in code execution with privileges of a different user.

Affected products

• Omron Automation Software Sysmac Studio: through 1.54

References

• https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-04
• https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/
• https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-009_en.pdf
• https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-04
• https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/
• https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-009_en.pdf

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