VULNERABILITY INTELLIGENCE

CVE-2017-0885

CVSS score4.3 MEDIUM

EPSS probability0.90%

CISA KEVNot currently listed

Published2017-04-05

Last modified2026-06-17

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

Description

Nextcloud Server before 9.0.55 and 10.0.2 suffers from a error message disclosing existence of file in write-only share. Due to an error in the application logic an adversary with access to a write-only share may enumerate the names of existing files and subfolders by comparing the exception messages.

Weakness classification

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-209: Generation of Error Message Containing Sensitive Information

Primary references

support@hackerone.com — Third Party Advisory
support@hackerone.com — Broken Link, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Patch, Vendor Advisory