Critical severity9.8NVD Advisory· Published Feb 26, 2021· Updated Jun 17, 2026
CVE-2021-27198
CVE-2021-27198
Description
An issue was discovered in Visualware MyConnection Server before v11.1a. Unauthenticated Remote Code Execution can occur via Arbitrary File Upload in the web service when using a myspeed/sf?filename= URI. This application is written in Java and is thus cross-platform. The Windows installation runs as SYSTEM, which means that exploitation gives one Administrator privileges on the target system.
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Affected products
2- Visualware/MyConnection Serverdescription
- Range: <11.1a
Patches
Vulnerability mechanics
References
5- packetstormsecurity.com/files/161571/VisualWare-MyConnection-Server-11.x-Remote-Code-Execution.htmlnvdThird Party AdvisoryVDB Entry
- seclists.org/fulldisclosure/2021/Feb/81nvdMailing ListThird Party Advisory
- myconnectionserver.visualware.com/download.htmlnvdProductVendor Advisory
- myconnectionserver.visualware.com/support/newrelease.htmlnvdRelease NotesVendor Advisory
- www.securifera.com/advisories/cve-2021-27198/nvdThird Party Advisory
News mentions
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