CVE-2023-3256 — Advantech R-SeeNet versions 2

Advantech R-SeeNet versions 2.4.22 allows low-level users to access and load the content of local files.

01What is this vulnerability?

Advantech R-SeeNet versions 2.4.22 allows low-level users to access and load the content of local files.

02Affected products

Vendor	Product	Versions
Advantech	R	SeeNet — 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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

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: 2023-06-22T16:21:25.727Z
• Last modified: 2025-01-16T21:32:01.699Z

09References

• www.cisa.gov — https://www.cisa.gov/news-events/ics-advisories/icsa-23-173-02