CVE-2022-45793 — Sysmac Studio installs executables in a directory with poor permissions

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
Omron	Sysmac Studio	0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-01-10T20:49:36.082Z
• Last modified: 2025-04-17T15:42:42.580Z

09References

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