cvedb.io
CVE-2021-36121
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2021-07-13T14:15:08.840 · Last modified 2026-06-17T03:58:22.683

Summary

An issue was discovered in Echo ShareCare 8.15.5. The file-upload feature in Access/DownloadFeed_Mnt/FileUpload_Upd.cfm is susceptible to an unrestricted upload vulnerability via the name1 parameter, when processing remote input from an authenticated user, leading to the ability for arbitrary files to be written to arbitrary filesystem locations via ../ Directory Traversal on the Z: drive (a hard-coded drive letter where ShareCare application files reside) and remote code execution as the ShareCare service user (NT AUTHORITY\SYSTEM).

Affected products

echobh — sharecare

Does this affect you?

Add your gear to cvedb and we'll alert you only when echobh ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.