Vulnerability identifier: #VU73752

Vulnerability risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-440

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ownCloud Server
Web applications / Modules and components for CMS

Vendor: ownCloud

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the changes to the permissions of a share where propagated to public links of child resources.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ownCloud Server: 10.0 - 10.11.0

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External links
http://owncloud.com/security-advisories/oc-sa-2023-003/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.