PT-2017-10686 · Nextcloud · Nextcloud Server

B42F97Eb69Dddcafe5Cc278 · Published 2017-04-05 · Updated 2022-10-04 · CVE-2017-0885

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nextcloud Server versions prior to 9.0.55 Nextcloud Server versions prior to 10.0.2

Description The issue allows an adversary with access to a write-only share to enumerate the names of existing files and subfolders by comparing exception messages, due to an error in the application logic. This error can disclose the existence of files in a write-only share.

Recommendations For versions prior to 9.0.55, update to version 9.0.55 or later. For versions prior to 10.0.2, update to version 10.0.2 or later.

Fix

Generation of Error Message Containing Sensitive Information

Information Disclosure

Weakness Enumeration

CWE-209

CWE-200

Related Identifiers

CVE-2017-0885

Affected Products

Nextcloud Server

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2017-0885 · Security Note
• https://osv.dev/vulnerability/CVE-2017-0885 · Vendor Advisory
• https://nextcloud.com/security/advisory/?id=nc-sa-2017-003 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-0885 · Note
• https://hackerone.com/reports/174524 · Note