certfr_avis - certfr-2022-avi-087

CERTFR-2022-AVI-087

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité a été découverte dans Nextcloud pour Android. Elle permet à un attaquant de provoquer un contournement de la politique de sécurité.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

	Vendor	Product	Description
	Nextcloud	N/A	Nextcloud pour Android versions antérieures à 3.17.1

References

Title

Publication Time

CVE-2021-41166 (GCVE-0-2021-41166)

Vulnerability from cvelistv5 – Published: 2022-01-26 22:35 – Updated: 2025-04-23 19:09

Summary

The Nextcloud Android app is the Android client for Nextcloud, a self-hosted productivity platform. An issue in versions prior to 3.17.1 may lead to sensitive information disclosure. An unauthorized app that does not have the otherwise required `MANAGE_DOCUMENTS` permission may view image thumbnails for images it does not have permission to view. Version 3.17.1 contains a patch. There are no known workarounds.

Severity ?

4.3 (Medium)


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

CWE

CWE-276 - Incorrect Default Permissions

Assigner

GitHub_M

References

URL

Tags

	https://hackerone.com/reports/1358597	x_refsource_MISC
	https://github.com/nextcloud/security-advisories/…	x_refsource_CONFIRM
	https://github.com/nextcloud/android/commit/aa471…	x_refsource_MISC
	https://github.com/nextcloud/android/commit/b6ecf…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	nextcloud	security-advisories	Affected: < 3.17.1

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

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