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Users can make external storage mount points inaccessible for other users

🗓️ 21 Nov 2023 05:27:56Reported by NextcloudType 
nextcloud
 nextcloud🔗 github.com👁 38 Views

Users can make external storage mount points inaccessible for other users causing impact on personal or global external storage

Related
Refs
ReporterTitlePublishedViews
Family
BDU FSTEC		The vulnerability of cloud software for creating and using Nextcloud Server’s data storage solution is related to improper access control, allowing attackers to circumvent existing access restrictions.
3 Apr 202400:00
–bdu_fstec
Circl		CVE-2023-48239
10 Jun 202514:30
–circl
CNNVD		Nextcloud Security Breach
21 Nov 202300:00
–cnnvd
CVE		CVE-2023-48239
21 Nov 202321:02
–cve
Cvelist		CVE-2023-48239 Nextcloud Server users can make external storage mount points inaccessible for other users
21 Nov 202321:02
–cvelist
EUVD		EUVD-2023-52310
3 Oct 202520:07
–euvd
Hacker One		Nextcloud: Delete external storage of any user
17 Oct 202300:08
–hackerone
NVD		CVE-2023-48239
21 Nov 202321:15
–nvd
OpenVAS		Nextcloud Server < 20.0.14.16, 21.x < 21.0.9.13, 22.x < 22.2.10.15, 23.x < 23.0.12.12, 24.x < 24.0.12.8, 25.x < 25.0.13, 26.x < 26.0.8, 27.x < 27.1.3 Improper Access Control Vulnerability (GHSA-f962-hw26-g267)
22 Nov 202300:00
–openvas
OSV		CVE-2023-48239 Nextcloud Server users can make external storage mount points inaccessible for other users
21 Nov 202321:02
–osv
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21 Nov 2023 05:27Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.1 - 8.5
EPSS0.00582
SSVC
nextcloudsecurity advisoryexternal storageinaccessiblemalicious userpatchesworkaroundshackeronepullrequestsupport ticket
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