Improper access control in ownCloud Server



Published: 2020-02-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		ownCloud Server
Web applications / Modules and components for CMS

Vendor ownCloud

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper access control

EUVDB-ID: #VU25682

Risk: Low

CVSSv3.1:

CVE-ID: N/A

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker who knows the public-link hash and the original filename of the image can bypass implemented security restrictions and gain unauthorized access to the preview-image of a password-protected public-link.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ownCloud Server: 10.3.0 - 10.3.2

CPE2.3 External links

http://owncloud.org/security/advisories/public-link-password-bypass-via-image-previews/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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