CVE-2021-36121

HIGH

8.8

Description

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).

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published7/13/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

echobh:sharecare

Weaknesses (CWE)

CWE-434

References

https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0001.md(cve@mitre.org)

https://github.com/atredispartners/advisories/blob/master/ATREDIS-2021-0001.md(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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