CVE-2022-47636 — A DLL hijacking vulnerability has been discovered in OutSystems Service Studio 1

A DLL hijacking vulnerability has been discovered in OutSystems Service Studio 11 11.53.30 build 61739. When a user open a .oml file (OutSystems Modeling Language), the application will load the following DLLs from the same directory av_libGLESv2.dll, libcef.DLL, user32.dll, and

01What is this vulnerability?

A DLL hijacking vulnerability has been discovered in OutSystems Service Studio 11 11.53.30 build 61739. When a user open a .oml file (OutSystems Modeling Language), the application will load the following DLLs from the same directory av_libGLESv2.dll, libcef.DLL, user32.dll, and d3d10warp.dll. Using a crafted DLL, it is possible to execute arbitrary code in the context of the current logged in…

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

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: 2023-08-10T00:00:00.000Z
• Last modified: 2024-10-10T14:35:52.754Z

09References

• www.exploit-db.com — https://www.exploit-db.com/exploits/51678
• packetstormsecurity.com — http://packetstormsecurity.com/files/174127/OutSystems-Service-Studio-11.53.30-D…