CVE-2017-0885

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.

Categories

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.63%
Vendor Advisory nextcloud.com
Affected: Nextcloud Nextcloud Server
Published at:
Updated at:

References

Link Tags
https://nextcloud.com/security/advisory/?id=nc-sa-2017-003 patch vendor advisory broken link
https://hackerone.com/reports/174524 third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-0885?
CVE-2017-0885 has been scored as a medium severity vulnerability.
How to fix CVE-2017-0885?
To fix CVE-2017-0885, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-0885 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-0885 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-0885?
CVE-2017-0885 affects Nextcloud Nextcloud Server.
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