CVE-2023-4770 — An uncontrolled search path element vulnerability has been found on 4D and 4D se

An uncontrolled search path element vulnerability has been found on 4D and 4D server Windows executables applications, affecting version 19 R8 100218. This vulnerability consists in a DLL hijacking by replacing x64 shfolder.dll in the installation path, causing an arbitrary code

01What is this vulnerability?

An uncontrolled search path element vulnerability has been found on 4D and 4D server Windows executables applications, affecting version 19 R8 100218. This vulnerability consists in a DLL hijacking by replacing x64 shfolder.dll in the installation path, causing an arbitrary code execution.

02Affected products

Vendor	Product	Versions
4D	4D.exe	19 R8 100218
4D	4D Server.exe	19 R8 100218

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: 2023-11-30T13:32:43.408Z
• Last modified: 2024-08-02T07:37:59.774Z

09References

• www.incibe.es — https://www.incibe.es/en/incibe-cert/notices/aviso/uncontrolled-search-path-elem…